Claims
- 1. A composite band for use in a lasting shoe machine that serves to wipe the top and contiguous sides of a shoe assembly, comprising:
- a flexible resinous-material shoe engaging strip member having a curved portion to wrap around the toe of the shoe during lasting and a pair of legs extending away from the curved portion to engage the respective sides of the shoe assembly during lasting to press the upper inward at said respective sides during lasting, said resinous-material shoe engaging member having a T-slot extending longitudinally the length of the resinous shoe engaging member and comprising walls defining a transverse slot and walls defining a radial slot;
- a flat, rectilinear metal strip disposed within the T-slot and dimensioned to fit snugly within the T-slot such that the metal strip can slide longitudinally within the T-slot of the resinous-material show engaging member but is substantially unable to move either transversely or radially relative to the resinous-material shoe engaging member; and
- at least three mechanical connectors disposed to effect mechanical attachment of the metal strip to the lasting machine, including a first mechanical connector positioned at the toe region and operable to operatively connect the metal strip to the resinous-material shoe engaging strip member at the toe region to prevent any substantial translational movement in any direction of the metal strip relative to the resinous-material shoe engaging strip member, a second mechanical connector operable to connect the metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the elastic shoe engaging strip at said one leg during lasting, and a third mechanical connector operable to connect the metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the resinous-material shoe engaging strip at said second leg during lasting;
- said flat, rectilinear metal strip having three identical elongated apertures therethrough along its length, a toe aperture and two leg apertures, each aperture being elongate with cylindrical enlargements intermediate the ends of each aperture;
- said resinous-material shoe engaging strip having three depressions, the first of which is circular and registers with the toe aperture of the rectilinear metal strip, the second of which registers with one of the two leg apertures of the rectilinear metal strip and the third of which registers with the second of the two leg apertures of the rectilinear metal strip;
- said second of which depression and said third of which depression being elongate and having cross dimensions equal to the length of the apertures in the metal strip to permit longitudinal movement of the metal strip relative to the resinous-material shoe engaging strip due to mechanical deformation of the composite band during lasting;
- each of the mechanical connectors having a cylindrical aperture to receive a cylindrical shaft from a quick disconnect mechanism to permit facile connect/disconnect of the composite band to said toe machine, which shaft permits pivoting of the band relative to the quick disconnect mechanism;
- each of the mechanical connectors having two closely spaced rectilinear plates with arcuate ends, that is, said rectilinear plates having two parallel sides that are longer than the other two sides, mechanically interconnected and rigidly relatively positioned as a rigid body by a mechanical structure which effects movement of each said mechanical connector as a rigid body, each of the mechanical connectors having a cylindrical extension whose axis is orthogonal to the axis of said cylindrical aperture and which is received by the corresponding depression in the resinous-material shoe engaging strip such that each said mechanical connector can be introduced into an appropriate aperture in the metal strip and then be rotated through ninety degrees effectively to mechanically rigidly secure the mechanical connector to the metal strip and provide a pivoting connection between the mechanical connector and the lasting machine.
- 2. A composite band for use in a lasting machine to wipe a curvilinear portion of a margin of a footwear assembly onto an insole of the footwear assembly that includes a last, a shoe upper on a last, which upper includes said margin that extends away from the last, and said insole at a last bottom, comprising:
- an elastic footwear assembly engaging strip member having a curved section to wrap around the curvilinear portion of the footwear assembly during lasting and a pair of legs extending away from the curved section to engage contiguous parts of the footwear assembly during lasting to press the upper inwardly at said contiguous parts during lasting, said elastic footwear assembly engaging strip member having a T-slot extending longitudinally the length of the elastic footwear assembly engaging member and comprising a transverse slot member and a radial slot member;
- a metal strip substantially entirely disposed within the T-slot and dimensioned to fit snugly within the transverse slot member of the T-slot such that the metal strip can slide longitudinally within the T-slot of the elastic footwear assembly engaging strip member but is substantially unable to move either transversely or radially relative to the elastic footwear assembly engaging strip member; and
- at least three mechanical connectors disposed to effect mechanical attachment of the metal strip to the lasting machine and comprising a first mechanical connector positioned at the curved section and operable to enable the metal strip to interact with the elastic footwear assembly engaging strip member at the curved section to prevent any substantial movement at said curved section in any direction of the metal strip relative to the elastic footwear assembly engaging strip member, a second mechanical connector operable to connect the metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the elastic footwear assembly engaging strip member at said one leg during lasting, and a third mechanical connector operable to connect the metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the elastic footwear assembly engaging strip member at said second leg during lasting.
- 3. A composite band for use in a lasting shoe machine to wipe toe and contiguous sides of a shoe assembly, comprising:
- a polytetrafluoroethylene elastic shoe engaging strip having a curved portion to wrap around the toe of the shoe assembly during lasting and a pair of legs extending away from the curved portion to engage respective sides of the shoe assembly during lasting to press said respective sides inward during lasting, said shoe engaging strip having a T-slot extending longitudinally the length of the shoe engaging strip and comprising a transverse slot and a radial slot;
- a metal strip substantially entirely disposed within the T-slot and dimensioned to fit snugly within the T-slot such that the metal strip can slide longitudinally within the T-slot of the shoe engaging strip but is unable by constraint of the T-slot to move either transversely or radially relative to the elastic shoe engaging member; and
- at least three mechanical connectors disposed to effect mechanical attachment of to the metal strip to the lasting machine, comprising a first mechanical connector positioned at a toe region and operable to enable the metal strip to interact with the shoe engaging strip at the toe region to prevent any substantial translational movement there in any direction of the metal strip relative to the shoe engaging strip, a second mechanical connector operable to interconnect the metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the shoe engaging strip at said one leg during lasting, and a third mechanical connector operable to interconnect the metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the shoe engaging strip at said second leg during lasting.
- 4. A composite band according to claim 3 in which the T-slot includes an open elongated rectangular area which provides access to a central circular depression at said toe region, to receive the first mechanical connector, an elongated depression at said one leg to receive the second mechanical connector configured to permit said small longitudinal movement of the one leg and another elongated depression at said second leg to receive the third mechanical connector configured to permit said small longitudinal movement at the second leg between the metal strip and the shoe engaging strip.
- 5. A composite band according to claim 4 in which each said mechanical connector is a unitary rigid-body structure which has two closely spaced rectilinear plates having two parallel sides which are longer than two other sides thereof, there being a gap between the rectilinear plates about equal to the thickness of the metal strip such that in the composite band when assembled, the metal strip is received at each aperture therein by the gap in the connector located at said each aperture to provide rigid mechanical connection of the respective connector to the metal strip, each connector being adapted to receive a shaft of a spring loaded button latch to effect connection of the composite band to the lasting shoe machine.
- 6. A composite band according to claim 5 in which the two closely-spaced rectilinear plates are mechanical rigidly secured to each other by a short shaft whose diameter is larger than a width of the rectilinear plates but which has a flat at each side which renders a cross dimension of the shaft equal to a length of said other two sides, such that, when each connector is properly positioned and rotated through ninety degrees the connector shaft enters the cutout and serves to lock the connector to the metal strip at the aperture to prevent longitudinal movement thereof.
- 7. A composite band for use in a lasting shoe machine to wipe a toe and contiguous sides of a shoe assembly, comprising:
- a polytetrafluoroethylene shoe engaging strip having a curved section to wrap around the toe of the shoe assembly during lasting and a pair of legs extending away from the curved section to engage the contiguous sides of the shoe assembly during lasting to press an upper at said contiguous sides during lasting, said shoe engaging strip having a T-slot extending longitudinally the length of the shoe engaging strip and comprising a transverse slot and a radial slot;
- a flat metal strip substantially entirely disposed within the T-slot and dimensioned to fit snugly within the T-slot such that the flat metal strip can slide longitudinally within the T-slot of the shoe engaging strip but is substantially unable to move either transversely or radially relative to the elastic shoe engaging member; and
- at least three mechanical connectors secured to the flat metal strip and disposed to effect mechanical interconnection of the flat metal strip to the lasting machine, comprising a first mechanical connector positioned at a toe region and operable to enable the flat metal strip to interact with the shoe engaging strip at the toe region to prevent any substantial movement in any translational direction of the flat metal strip relative to the shoe engaging strip, a second mechanical connector operable to interconnect the flat metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement of the flat metal strip relative to the shoe engaging strip at said one leg during lasting, and a third mechanical connector operable to interconnect the flat metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the flat metal strip relative to the shoe engaging strip at said second leg during lasting.
- 8. A composite band according to claim 7 in which the shoe engaging strip has a central circular depression at the curved section and an elongated depression at each leg of the pair of legs and in which the flat metal strip has three identical apertures along its length, one aperture registering with the central circular depression in the shoe engaging strip and the other two apertures registering respectively with one of each elongated depression.
- 9. A composite band according to claim 8 in which each of the three mechanical connectors is identical to the other two mechanical connectors, in which each connector includes a cylindrical cavity to receive a cylindrical shaft of a releasable button latch operable to secure the connector to the lasting machine.
- 10. A composite band according to claim 9 in which each said connector also includes two integral spaced flat plates having major surfaces parallel to an axis of the cylindrical cavity associated therewith and having a gap between the plates about equal to the thickness of the flat metal strip, and in which the ends of the plates are arcuate with a diameter slightly smaller than said central circular depression.
- 11. A composite band according to claim 10 in which each of three identical apertures in the flat metal strip is rectangular in cross dimensions with long sides of the rectangle parallel to a flat metal strip axis being larger than sides orthogonal to the flat metal strip axis and with a circular cutout intermediate the long sides of the rectangle.
- 12. A composite band according to claim 11 in which the diameter of each circular cutout is slightly larger than the diameter of rounded ends of the plates, the assembled parts of the composite band being secured together thusly when the flat metal strip is positioned within the T-slot with the apertures in the metal strip registering with the depression in the shoe engaging strip and each mechanical connector is introduced to a respective aperture in the metal strip, pressed appropriately to position the plates of the connector in depth relative to the metal strip and then each said mechanical connector is revolved through ninety degrees to cause the gap in the plates of connector to receive the flat metal strip and connect the flat metal strip to the connector and hence connect the shoe engaging strip to the connector.
- 13. A composite band according to claim 7 wherein said mechanical connectors are structured to interconnect the composite band and the lasting machine.
- 14. A composite band for use in a lasting machine that serves to wipe a toe and contiguous sides of a shoe assembly, comprising:
- a flexible resinous-material shoe engaging strip having a curved portion to wrap around the toe of the shoe assembly during lasting and a pair of legs extending away from the curved portion to engage the respective sides of the shoe assembly during lasting to press an upper inward at said respective sides during lasting, said shoe engaging strip having a T-slot extending longitudinally the length of the shoe engaging strip and comprising walls defining a transverse slot and walls defining a radial slot; and
- a metal strip substantially entirely disposed within the T-slot and dimensioned to fit snugly within the T-slot such that the metal strip can slide longitudinally within the T-slot of the resinous-material shoe engaging strip but is substantially unable to move either transversely or radially relative to the resinous-material shoe engaging strip.
- 15. A composite band according to claim 14 that further includes at least three mechanical connectors disposed to effect mechanical attachment of the metal strip to the lasting machine comprising a first mechanical connector positioned at a toe region and operable to enable the metal strip to interact with the resinous-material shoe engaging strip at the toe region to prevent any substantial translational movement in any direction of the metal strip relative to the resinous-material shoe engaging strip, a second mechanical connector operable to connect the metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the shoe engaging strip at said one leg during lasting, and a third mechanical connector operable to connect the metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the resinous-material shoe engaging strip at said second leg during lasting;
- said metal strip having three identical elongated apertures therethrough along its length, a toe aperture and two leg apertures, each aperture being elongate with cylindrical enlargements intermediate ends of each aperture.
- 16. A composite band according to claim 15 in which said resinous-material shoe engaging strip has three discrete depressions, the first of which registers with the toe aperture of the metal strip, the second of which registers with one of the two leg apertures of the metal strip and the third of which registers with the second of the two leg apertures of the metal strip, said first of which depression being circular, said second of which depression and said third of which depression being elongate to permit longitudinal movement of the metal strip relative to the resinous material shoe engaging strip by virtue of mechanical deformation of the composition band during lasting, each of the mechanical connectors having a cylindrical aperture to receive a cylindrical shaft from a quick disconnect mechanism to permit facile connect/disconnect of the composite band to said machine, which shaft permits pivoting of the band relative to the quick disconnect mechanism, each of the mechanical connectors having two closely spaced rectilinear plates, one outward from the other, with arcuate ends that is, said rectilinear plates having two parallel sides that are longer than the other two sides, mechanically interconnected and rigidly relatively positioned as rigid body by a mechanical structure which effects movement of each said mechanical connector as a rigid body, each of the mechanical connectors having a cylindrical extension, i.e., the outward plate, whose axis is orthogonal to an axis of said cylindrical aperture and which is received by the corresponding depression in the resinous-material shoe engaging strip such that each said mechanical connector can be introduced into an appropriate aperture in the metal strip and then be rotated through ninety degrees effectively to mechanically rigidly secure the particular connector to the metal strip and provide a pivoting connection between the particular connector and the lasting machine.
- 17. A composite band for use in a lasting machine to wipe a curvilinear portion of the margin of a footwear assembly onto an insole of a shoe assembly that includes a last, a shoe upper on the last, which upper includes said margin that extends away from the last, and said insole at a last bottom, comprising:
- an elastic footwear assembly engaging strip having a curved section to wrap around the curvilinear portion of the footwear assembly during lasting and a pair of legs extending away from the curved section to engage contiguous parts of the footwear assembly during lasting to press the upper inwardly at said contiguous parts during lasting, said elastic footwear assembly engaging strip having a T-slot extending longitudinally substantially the length of the elastic footwear assembly engaging strip and comprising a transverse slot member and a radial slot member; and
- a metal strip substantially entirely disposed within the T-slot and dimensioned to fit snugly within the transverse slot member of the T-slot such that the metal strip can slide longitudinally within the T-slot of the elastic footwear assembly engaging strip but is substantially unable to move either transversely or radially relative to the elastic footwear assembly engaging strip.
- 18. The composite band of claim 17 that further includes at least three mechanical connectors disposed to effect mechanical attachment of the metal strip to the lasting machine comprising a first mechanical connector mechanically secured to and positioned at the curved section and operable to enable the metal strip to interact with the elastic footwear assembly engaging strip at the curvilinear portion to prevent any substantial translational movement at said curved portion in any direction of the metal strip relative to the elastic footwear assembly engaging strip, a second mechanical connector operable to connect the metal strip to the lasting machine proximate one leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the elastic shoe engaging strip at said one leg during lasting, and a third mechanical connector operable to connect the metal strip to the lasting machine proximate the second leg of the pair of legs to permit small longitudinal movement only of the metal strip relative to the elastic footwear assembly engaging strip at said second leg during lasting.
- 19. A composite band for use in a lasting machine to wipe a curvilinear portion of the margin of a footwear assembly onto an insole of a shoe assembly that includes a last, a shoe upper on the last, which upper includes said margin that extends away from the last, and said insole at a last bottom, comprising:
- an elastic footwear assembly engaging strip having a curved section to wrap around the curvilinear portion of the footwear assembly during lasting and a pair of legs extending away from the curved section to engage contiguous parts of the footwear assembly during lasting to press the upper inwardly at said contiguous parts during lasting, said elastic footwear assembly engaging strip having a slot extending longitudinally substantially the length of the elastic footwear assembly engaging strip and comprising at least a transverse slot member and a radial slot member; and
- a metal strip substantially entirely disposed within the slot and being mounted to slide in the longitudinal direction of the slot of the elastic foot assembly engaging the strip without substantial movement either transversely or radially relative to the elastic footwear assembly engaging strip; and
- at least three mechanical connectors disposed to effect mechanical attachment of the metal strip and thereby the elastic footwear assembly engaging strip to said lasting machine.
Parent Case Info
This application is a continuation of application Ser. No. 08/190,963 filed Feb. 3, 1994 now abandoned.
US Referenced Citations (5)
Foreign Referenced Citations (2)
Number |
Date |
Country |
958213 |
May 1964 |
GBX |
2018569 |
Oct 1979 |
GBX |
Continuations (1)
|
Number |
Date |
Country |
Parent |
190963 |
Feb 1994 |
|