Claims
- 1. A three-way reclining chair having upright, TV and fully reclined positions including a stationary base; a seat and arm panels constituting a seat assembly fixed to one another and movable with respect to the base; a backrest movable with respect to the seat; and a linkage mechanism enabling the seat assembly and backrest to move as a unit from an upright position to a TV position and for the seat assembly and backrest to move relative to one another from the TV position to a fully reclined position; said linkage mechanism comprising
- a base plate on the stationary base and front and rear tracks extending fore and aft mounted on the base plate,
- a roller link carrying rollers mounted on the tracks so that the roller link may move fore and aft on the base plate between forwardmost and rearwardmost positions,
- front and rear pivot links extending upwardly from and pivotally connected to the roller link for pivotal motion thereon,
- a support link pivotally connected to the front and rear pivot links above the roller link and beneath the seat,
- a seat support link and a seat drive link pivotally connected to the support link and carrying a seat mounting link, said seat mounting link being fixed to the seat assembly beneath the seat,
- a footrest and lazy tong linkage carrying the footrest, said lazy tong linkage being connected to the seat mounting link for moving the footrest with respect to the seat between a first position wherein the footrest is retracted and a second position wherein the footrest is extended,
- a drive link connected at one end to the rear pivot link and at its other end to a bell crank pivoted intermediate its ends on the roller link,
- a connecting link pivotally connected at spaced points to the bell crank and to the base plate.
- and a handle assembly mounted on the seat mounting link and connected to the lazy tong linkage and the front pivot link,
- said handle assembly when actuated extending the footrest and moving the front and rear pivot links and the support link in a forwardly direction on the roller link whereby the occupant's weight causes the front and rear pivot links and the support link to move further in a forwardly direction on the roller link and the drive link to turn the bell crank and the connecting link to push against the base plate so that the roller link moves to the forwardmost position on the base plate at the same time as the support link moves forwardly with respect to the roller link, and thereby causing the seat assembly and backrest to move from the upright position to a TV position.
- 2. A chair as described in claim 1 wherein
- a backrest bracket is pivotally connected to the seat mounting link and carries the backrest,
- and a back support link is connected between the seat drive link and the backrest bracket causing pressure against the backrest when the chair is in the TV position to push the seat mounting link forwardly and upwardly with respect to the base plate and the seat assembly with it to the fully reclined position while the front and rear pivot links, drive link, bell crank and connecting link remain stationary so that the support link and roller link remain fixed with respect to the base plate.
- 3. A chair as described in claim 2 wherein
- the pressure against the backrest causes the back support link to pivot the seat drive link so as to swing the seat mounting link forwardly with respect to the support link.
- 4. A chair as described in claim 1 wherein
- the linkage mechanism includes a drive transfer link pivoted on the seat mounting link and connected between the handle assembly and the lazy tong linkage,
- and a footrest drive link connected to the drive transfer link and the front pivot link,
- said drive transfer link and footrest drive link causing the pivot links to pivot forwardly and the lazy tong linkage to extend the footrest when the handle assembly is actuated.
- 5. A three-way reclining chair having upright, TV and fully reclined positions including a base, seat and linkage mechanism for supporting the seat for movement between upright and TV positions, said mechanism comprising
- a base plate on the base and a base link mounted for translational motion on the base plate between forwardmost and rearwardmost positions,
- a support link pivotally carried below the seat on front and rear pivot links that in turn are carried by the base link,
- a seat mounting link supported below the seat for swinging movement on the support link, said seat mounting link carrying the seat,
- a drive link connected to one of the pivot links,
- a bell crank mounted on the base link and connected to the drive link,
- a connecting link connected between the bell crank and the base plate,
- and an actuating linkage assembly connected to one of the pivot links for pivoting the pivot links forwardly on the base link and causing the support link to move forwardly with respect to the base link and carry the seat mounting link and seat with it and simultaneously also causing the drive link, crank and connecting link to move the base link forwardly on the base plate so as to move the support link and seat mounting link and the seat with it further forwardly with respect to the base plate as the chair moves from the upright to the TV position.
- 6. A reclining chair as described in claim 5 wherein
- a footrest and footrest linkage are mounted on the seat mounting link and movable between retracted and extend positions, said actuating linkage assembly being connected to the footrest linkage and moving the footrest to the extended position when the seat mounting link and seat move from the upright to the TV position.
- 7. A reclining chair as described in claim 5 wherein
- said base link carries rollers,
- and tracks for said rollers are mounted on the base plate enabling the base link to move translationally on the base plate.
- 8. A three-way reclining chair having a stationary base; a seat and panels constituting a seat assembly fixed to one another and movable with respect to the base; and a linkage mechanism enabling the seat assembly to move from an upright position to a TV position and from the TV position to a fully reclined position; said linkage mechanism comprising
- a base plate on the base and front and rear tracks extending fore and aft mounted on the base plate,
- a roller link carrying rollers mounted on the tracks so that the roller link may move fore and aft on the base plate between forwardmost and rearwardmost positions,
- front and rear pivot links extending upwardly from and pivotally connected to the roller link for pivotal motion thereon,
- a support link pivotally connected to the front and rear pivot links above the roller link and below the seat,
- a seat support link and a seat drive link pivotally connected to the support link and carrying a seat mounting link, said seat mounting link being disposed beneath the seat and fixed to and carrying the seat assembly,
- a footrest and lazy tong linkage carrying the footrest, said lazy tong linkage being connected to the seat mounting link for moving the footrest with respect to the seat between a first position wherein the footrest is retracted when the seat assembly is in the upright position and a second position wherein the footrest is extended when the seat assembly is in the TV and fully reclined positions,
- a drive link connected at one end to the rear pivot link and at its other end to a bell crank pivoted intermediate its ends on the roller link,
- a connecting link pivotally connected at spaced points to the bell crank and to the base plate,
- and a handle assembly mounted on the seat mounting link and connected to the lazy tong linkage and the front pivot link,
- said handle assembly when actuated simultaneously extending the footrest and moving the front and rear pivot links in a forwardly direction with respect to the roller link whereby the occupant's weight causes the front and rear pivot links to move further in a forwardly direction with respect to the roller link and the drive link simultaneously to turn the bell crank and the connecting link to push against the base plate so that the roller link moves from the rearwardmost to the forwardmost position on the tracks as the support link moves forwardly with respect to the roller link, and the seat assembly moves from the upright position to a TV position.
- 9. A chair as described in claim 8 wherein
- the linkage mechanism includes a drive transfer link pivoted on the seat mounting link and connected between the handle assembly and the lazy tong linkage,
- and a footrest drive link connected to the drive transfer link and the front pivot link,
- said drive transfer link and footrest drive link causing the pivot links to pivot forwardly and the lazy tong linkage to extend the footrest when the handle assembly is actuated.
- 10. A three-way reclining chair having a stationary base; a seat and arm panels constituting a seat assembly fixed to one another and movable with respect to the base; a backrest movable with respect to the seat; and a linkage mechanism enabling the seat assembly and backrest to move as a unit from an upright position to a TV position and for the seat assembly and backrest to move relative to one another from the TV position to a fully reclined position; said linkage mechanism comprising
- a base plate on the base and front and rear track means extending fore and aft mounted on the base plate,
- a base link mounted on the track means for fore and aft movement on the base plate between rearwardmost and forwardmost positions,
- front and rear pivot links extending upwardly from and pivotally connected to the base link for pivotal motion thereon,
- a support link below the seat and pivotally connected to the front and rear pivot links above the base link,
- a seat support link and a seat drive link pivotally connected to the support link and carrying a seat mounting link, said seat mounting link being fixed to and carrying the seat assembly,
- a footrest and lazy tong linkage carrying the footrest, said lazy tong linkage being connected to the seat mounting link for moving the footrest with respect to the seat between a first position wherein the footrest is retracted and a second position wherein the footrest is extended,
- a drive link connected at one end to the rear pivot link and at its other end to a bell crank pivoted intermediate its ends on the base link,
- a connecting link pivotally connected at spaced points to the bell crank and to the base plate,
- and a handle assembly mounted on the seat mounting link and connected to the lazy tong linkage and the front pivot link,
- said handle assembly when actuated extending the footrest and moving the front and rear pivot links in a forwardly direction with respect to the base link whereby the occupant's weight causes the front and rear pivot links to move further in a forwardly direction with respect to the base link, said movement of the pivot links in a forwardly direction simultaneously causing the drive link to turn the bell crank and the connecting link to push against the base plate so that the base link moves forwardly with respect to the base plate to the forwardmost position on the tracks as the support link moves forwardly with respect to the base link, and the seat assembly and backrest move from the upright position to a TV position.
- 11. A three-way reclining chair having a stationary base; a seat and arm panels constituting a seat assembly fixed to one another and movable with respect to the base; and a linkage mechanism enabling the seat assembly to move from an upright position to a TV position and from the TV position to a fully reclined position; said linkage mechanism comprising
- a base plate and front and rear tracks means extending fore and aft mounted on the base plate;
- a base link mounted on the track means for fore and aft movement on the base plate between forwardmost and rearwardmost positions,
- front and rear pivot links extending upwardly from and pivotally connected to the base link for pivotal motion thereon,
- a support link disposed below the seat and pivotally connected to the front and rear pivot links above the base link,
- a seat support link and a seat drive link pivotally connected to the support link and carrying a seat mounting link, said seat mounting link being fixed to and carrying the seat assembly,
- a footrest and lazy tong linkage carrying the footrest, said lazy tong linkage being connected to the seat mounting link for moving the footrest with respect to the seat between a first position wherein the footrest is retracted and a second position wherein the footrest is extended,
- a drive link connected at one end to the rear pivot link and at its other end to a bell crank pivoted intermediate its ends on the base link,
- a connecting link pivotally connected at spaced points to the bell crank and to the base plate,
- and a handle assembly mounted on the seat mounting link and connected to the lazy tong linkage and the front pivot link,
- said handle assembly when actuated extending the footrest and moving the front and rear pivot links in a forwardly direction whereby the occupant's weight causes the front and rear pivot links to move further in a forwardly direction to move the seat assembly forwardly and to tilt rearwardly to the TV position, and simultaneously causing the drive link to turn the bell crank and the connecting link to push against the base plate so that the base link moves forwardly from the rearwardmost to the forwardmost positions on the tracks as the support link moves forwardly with respect to the base link so as to provide room for the seat assembly to move from the upright position to a TV position, said front and rear pivot links, connecting link, bell crank, drive link and base link remaining fixed as the seat assembly moves from the TV to the fully reclined position.
- 12. A chair as described in claim 11 wherein
- the linkage mechanism includes a drive transfer link pivoted on the seat mounting link and connected between the handle assembly and the lazy tong linkage,
- and a footrest drive link connected to the drive transfer link and the front pivot link,
- said drive transfer link and footrest drive link causing the pivot links to pivot forwardly and the lazy tong linkage to extend the footrest when the handle assembly is actuated.
- 13. A three-way reclining chair comprising a base,
- a base link movable translationally fore and aft on and with respect to the base between forwardmost and rearwardmost positions,
- a support link movable fore and aft on and with respect to the base link,
- a seat mounting link movable fore and aft on and with respect to the support link and carrying a seat above the support link,
- means including a handle assembly operatively connected to the support link for moving the support link forwardly with respect to the base link,
- and drive means operatively connected to the support link, base link and base for moving the base link forwardly on the base from the rearwardmost to the forwardmost positions as the support link moves forwardly on the base link to move the seat from an upright position to a reclined position.
- 14. A reclining chair as defined in claim 13 wherein
- a backrest is pivotally mounted on the seat mounting link,
- and means operatively connected to the backrest, support link and seat mounting link for moving the seat mounting link forwardly with respect to the support link as the backrest is pivoted rearwardly with respect to the seat to a second reclined position and as the drive means is inoperative.
- 15. A reclining chain as defined in claim 14 wherein
- a footrest is mounted on the seat for movement between a retracted and extended position with respect thereto,
- said means including a handle being operatively connected to the footrest to move the footrest to the extended position as the support link moves forwardly with respect to the base link.
- 16. A three-way reclining chair having a stationary base; a seat assembly movable with respect to the base; a backrest movable with respect to the seat; and a linkage mechanism enabling the seat assembly and backrest to move as a unit forwardly with respect to the base from an upright to a TV position, and for the seat assembly and backrest to move relative to one another as the seat assembly moves further forward with respect to the base to a fully reclined position, said mechanism comprising
- a base link movable translationally fore and aft on the base between forwardmost and rearwardmost positions,
- a support link movable fore and aft on and with respect the base link,
- a seat mounting link movable fore and aft on and with respect to the support link and carrying the seat assembly,
- an actuating assembly including a handle operatively connected to the support link for moving the support link forwardly with respect to the base link causing the seat assembly and backrest to move as a unit to the TV position,
- linkage means including a drive link connected to the base and base link for moving the base link forwardly on the base from its rearwardmost to the forwardmost positions in response to movement of the support link forwardly on the base link simultaneously with the movement of the support link with respect to the base link,
- and means including a back support link carrying the backrest and operatively connected to the seat mounting link enabling the chain occupant to push back against the backrest causing it to tilt rearwardly with respect to the seat assembly and also while the base link and support link remain stationary causing the seat mounting link to move forwardly with respect to the support link when the chain moves from the TV to the fully reclined position.
- 17. A chair as defined in claim 16 wherein
- a footrest is carried by a linkage in turn connected to the seat mounting link and the actuating assembly, said linkage elevating the footrest in response to actuation of the handle.
- 18. A chair as defined in claim 16 wherein
- tracks as provided on the base and the base link is mounted on the tracks enabling the base link to move on the base between the forwardmost and rearwardmost positions.
- 19. A chair as defined in claim 16 wherein
- pivot links are mounted on the base link and carry the support link,
- and said drive link is connected to one of the pivot links and causes the linkage means to move the base link on the support link in response to forward pivotal motion of said one pivot link.
- 20. A chair as defined in claim 18 wherein
- pivot links are mounted on the base link and carry the support link,
- and said drive link is connected to one of the pivot links and causes the linkage means to move the base link on the support link in response to forward pivotal motion of said one pivot link.
- 21. A chair as defined in claim 20 wherein
- a footrest is carried by a linkage in turn connected to the seat mounting link and the actuating assembly, said linkage elevating the footrest in response to actuation of the handle.
- 22. A chair as defined in claim 21 wherein
- said linkage means also includes a bell crank pivoted intermediate its ends to the base link and at one end to the drive link and a connecting link connected at one end to the other end of the bell crank and at its other end to the base.
Parent Case Info
This application is a continuation of application Ser. No. 07/060032, filed 06/09/87.
US Referenced Citations (8)
Continuations (1)
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Number |
Date |
Country |
Parent |
60032 |
Jun 1987 |
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