Fold-up bathtub

Information

  • Patent Grant
  • RE37481
  • Patent Number
    RE37,481
  • Date Filed
    Thursday, June 12, 1997
    27 years ago
  • Date Issued
    Tuesday, December 25, 2001
    22 years ago
Abstract
A baby bathtub having a base with a reservoir therein in which the baby is supported and an outwardly extending headrest and leg rest that support the baby's head and legs when the baby is in the reservoir. The headrest and leg rest are pivotally connected to the base so that they can move from the extended operative positions to a retracted position over the base for convenient storage or toting of the bathtub.
Description




INTRODUCTION




This invention relates to baby bathtubs to be used on counters or tables or in typical double kitchen sinks or large single tub sinks.




There are a variety of baby bathtubs now on the market for conveniently bathing a baby. However, many of them are relatively large particularly if they are designed to be used for infants that are relatively large, for example, approximately the average size of a six month old. As a result of their large size, they are often inconvenient to tote or store. Moreover, they are not convenient to use in small double sinks. Many of the prior art tubs also lack a suitable basin to hold bathing accessories such as a wash cloth and soap.




The principle object of the present invention is to provide a tub which is large enough to be used with larger infants but which can be folded into a relatively compact size to facilitate toting or storing in a trunk, cabinet or closet.




Another object of the present invention is to provide a foldable baby bathtub which is suitable for use in a single or double kitchen sink without danger to the infant occupying it.




Another object of the invention is to provide a foldable bathtub which can be carried about with an infant in it when the tub is unfolded, without any danger of the tub collapsing.




Yet another object of this invention is to provide a tub that can be manufactured and sold for a modest price and yet provide long and dependable service.




To accomplish these and other objects, the bathtub of the present invention is made of three major parts, namely, a base having the major bathing reservoir in it, and a headrest and a foot rest each pivotally connected to the base. The pivotal connections between the base and the headrest and foot rest enable the two to be folded over the base so that each lies within the perimeter of the base and in the reservoir so that the effective volume of the tub for purposes of storage is essentially only that of the base itself. Latches are provided for securely locking both the headrest and foot rest in the extended or operative position so that the tub will not accidentally fold when in use. The location of the latches renders them inaccessible to the infant in the tub so that that cannot accidentally be released. A cushion pad lines the upper surfaces of the base, headrest and foot rest for maximum comfort of the infant. The surfaces of the three major parts form smooth continuations of one another and are contoured to support the infant in a partially-reclined position. Shoulders are provided on the bottoms of the parts that cooperate with one another so that the tub may be placed in a stable position in either a single or double sink, and a support rim is provided on the base for supporting the tub on a table, counter top or other flat surface.




These and other objects and features of the invention will be better understood and appreciated from the following detailed description read in connection with the accompanying drawings.











BRIEF DESCRIPTION OF THE DRAWINGS





FIG. 1

is a perspective view of the baby bathtub embodying the present invention;





FIG. 2

is a top plane plan view thereof;





FIG. 3

is a bottom plane plan view thereof on an enlarged scale;





FIGS. 4 and 5

are a cross-sectional side elevation views of the baby bathtub taken along the sections line


4





4


and


5





5


, respectively, in

FIG. 2

;





FIG. 6

is a transverse cross-sectional view of the bathtub on an enlarged scale taken along the section line


6





6


in

FIG. 2

;





FIG. 7

is a fragmentary cross-sectional view on an enlarged scale taken along the section line


7





7


of

FIG. 2

;





FIGS. 8 and 9

are fragmentary cross-sectional views on an enlarged scale taken along the section lines


8





8


and


9





9


of

FIG. 7

;





FIG. 10

is a fragmentary cross-sectional view on an enlarged scale taken along section line


10





10


in

FIG. 9

;





FIG. 11

is side view of the baby bathtub of the present invention shown in the folded position for carrying or storage; and





FIG. 12

is a schematic view showing the baby bathtub of the present invention as it fits in a single or double sink, the sinks being shown superimposed in broken lines.











DETAILED DESCRIPTION




The baby bathtub of the present invention is uniquely constructed so as to provide a large tub volume which is both comfortable and safe for the baby when in use. The tub is capable of being folded into a relatively small volume for convenience when being transported or stored. In

FIG. 1

the tub is shown in the open or extended position for use as a baby bathtub and in

FIG. 11

the tub is shown folded for transport or storage.




The tub comprises three major parts, namely, a base


10


, headrest


12


and leg rest


14


. The headrest


12


and leg rest


14


are pivotally mounted on the base


10


so that they can be moved from the extended or operative position of

FIG. 1

to the folded position of FIG.


11


. The tub includes latches


16


and


18


shown in

FIGS. 5

,


9


and


10


for releasably locking the headrest


12


and leg rest


14


in their extended positions. The latches


16


and


18


enable the tub to be carried by the headrest and leg rest without collapsing. The various parts of the bathtub assembly are described in detail below.




The base


10


preferably is molded as a one piece plastic structure. The base includes a support rim


22


in the form of a substantially continuous wall having side panels


24


and


26


and transverse walls


28


and


30


at the head and foot ends of the base structure. The walls


24


-


30


are essentially vertical and have coplanar bottom edges


32


which enable the support rim to provide a stable platform for the base when placed on a surface such as a table or counter top.




Base


10


has side walls


36


that are disposed upwardly of the side walls


24


of the support rim


22


. A contoured bottom wall


38


joins the bottom of the side walls


36


and the top of the support rim


22


and defines the supporting surface for the baby when placed in the tub. The bottom wall


38


is generally V-shaped with a rounded apex so as to define a comfortable supporting surface for the baby in a partially reclined position. The side and bottom walls


36


and


38


define the tub proper which contains the bath water as shown in

FIGS. 4 and 5

. A drain


39


is provided at the low point of the bottom wall for emptying the tub. The tops of the side walls


36


carry flanges


40


that extend outwardly and then downwardly to define a skirt above the top of the side walls which would rigidify the structure and provide comfortable arm rests for the baby in the tub. As shown in

FIGS. 1 and 3

, the ends of the skirt


40


adjacent the headrest


12


and leg rest


14


are closed by the flanges


42


. The side walls


36


of the base


10


at their head and foot ends and adjacent the skirts


40


contain sockets


44


for receiving hinge pins


46


that are carried by the headrest


12


and leg rest


14


as is explained more fully below. The sockets


44


and hinge pins


46


allow the headrest and leg rest


12


and


14


to pivot between the positions shown in FIG.


1


and FIG.


11


.




The headrest


12


has a supporting surface


50


and a surrounding rim


52


. The rim


52


includes an inner vertical wall


54


, a top wall


56


and skirt


58


which is generally parallel to the inner wall


54


. The inner wall


54


extends upwardly from the periphery of the supporting surface


50


and diminishes in height toward the center of high end of the rim as is clearly shown in

FIGS. 1 and 4

. The hinge pins


46


that fit into the slots


44


are carried on the ends of the skirt


58


shown in FIG.


7


. When the headrest


12


is in the operative position shown in

FIGS. 1 and 4

, the supporting surface of the headrest


50


forms a smooth continuation of the supporting surface


38


of the base. The surface


50


of the headrest extends over the upper wall


60


of shoulder


62


at the head end of the base (see FIGS.


4


and


8


), and a slight cavity


64


is provided where the wall


60


and supporting surface


38


join one another adjacent the lower end


66


of surface


50


. That cavity


64


receives the fold of the pad which lines the tub, as described more fully below.




The rim


52


of headrest


12


defines a cavity


70


at each end that house the latches


16


that lock the headrest in the operative or extended position of FIG.


1


. The latch


16


is mounted in the cavity


70


by means of a slot channel


72


molded as an integral part of the rim


52


of headrest


12


as best shown in

FIGS. 9 and 10

. The slot


72


is defined by a pair of side walls


74


and bottom wall


76


, and the slot receives the split mounting bracket


78


. Once inserted in place, the bracket is essentially immovably retained in position by the barb


80


of tine


82


of bracket


78


and by the shoulder


84


of the other tine


86


of the bracket. The bracket is formed as an integral part of the latch


16


. Latch


16


also includes a spring-like post


90


that extends downwardly from bracket


78


, and which carries a hook


92


and an actuator handle


94


. As shown in

FIG. 9

, the hook


92


is designed to engage lip


91


of a pocket wall


96


at the head end of the base


10


beneath the supporting surface


38


. The flexible support


90


of the latch


16


enables the hook


92


to be disengaged from the pocket


96


simply by pressing upwardly on the handle


94


so as to move the hook to the position shown in broken lines in FIG.


9


. When the hook is disengaged in that fashion, the headrest


12


may be pivoted on the hinge pins


46


to the folded position shown in FIG.


11


.




The leg rest


14


includes a supporting surface


100


and a surrounding rim


102


somewhat similar to the rim


52


of the headrest. The surface


100


is provided with a well


104


that is large enough to hold bath accessories such as a wash cloth, soap, etc. The rim


102


includes an inner vertical wall


106


, outer wall


108


and horizontal wall


110


that together define an inverted channel


112


for housing that latches


18


that releasably lock the leg rest in the extended position. The latches


18


carried by the leg rest are identical to the latches


16


in the headrest, and they need not be described again. They are mounted in the same fashion as the latches in the headrest and engage latching pockets


114


shown in FIG.


3


. As is also shown in that figure, the hinge pins


46


on the leg rest are carried on the outside wall


108


at each end of that wall, and extend into the slots


44


at the adjacent ends of the side walls


36


of the base


10


.




As shown in

FIG. 4

, when the leg rest


14


is in the extended position, the shelf or supporting surface


100


of the leg rest adjacent the base overlaps the supporting surface


38


of the base. Furthermore, in the extended position, the surface


100


is essentially horizontal so that the infant's heels and or lower legs may rest comfortably on the leg rest with legs slightly bent at the knee when the baby's buttocks are in the lowest part of the surface


38


of the base.




As is clearly shown in

FIGS. 1

,


4


,


6


and


7


, a sponge pad


120


made of foam plastic or other suitable material which is mildew resistant, covers the supporting surface


50


of the headrest, the supporting surface


38


of the base and overlaps a portion of the surface


100


of the leg rest. The pad provides a very comfortable surface for the baby placed in the tub. The pad


120


also acts as a shingle over the juncture of the surfaces


150





50


and


100


of the headrest and leg rest with the adjacent ends of the surface


38


of the base. The pad


120


is secured to the base


10


, headrest


12


and leg rest


14


by transverse application of adhesive


122


,


124


and


126


, preventing water from dripping through the connection and directing water into the reservoir. These applications of adhesive however are spaced from the hinge connections between the three parts so as not to interfere with the folding of the tub. The pad


120


does not interfere with the folding of the leg rest


14


and headrest


12


to the retracted position closely adjacent the base. Any bulging at the fold between the base


10


and headrest


12


may be accommodated in the cavity


64


.




In

FIG. 12

the baby bathtub of the present invention shown in its extended or operative configuration is schematically depicted as it may be placed in either a double kitchen sink


128


or a larger single tub sink


129


. Placed in a typical double kitchen sink having tubs


130


and


132


, the shoulder


62


at the head end of the base


10


is shown to rest on the lip


134


at the right end of tub


130


while the foot end


136


of the base which is coplanar with the bottom edge


140


of shoulder


62


rests on the top


135


of the left side of basin


130


, which is also the wall


137


between the two basins


130


and


132


. In that position the leg rest


14


extends above the basin


132


in cantilever fashion and is held in that position by the latch


18


(not shown in FIG.


12


). Referring to the same figure, the single tub sink


129


will support the end of the leg rest


14


by means of the shoulder


146


defined by the skirt


102


of the leg rest to the left of the well


140





104


. Thus, the baby bathtub of this invention may be used either on a flat surface such as a table or counter top supported in place by the rim


22


on the base or in a single or double sink by means of the shoulder


62


at the head end of the base and either the shoulder


136


at the foot end of the base or the shoulder


146


at the extreme end of the leg rest. It will also be evident from the foregoing description that the baby bathtub of the present invention while providing a large reservoir full of water as shown in

FIGS. 4 and 6

, is very compact as its head and foot ends may be folded over in the manner shown in

FIG. 11

for carrying or storage. Furthermore, the baby bathtub has a convenient well at the leg rest for holding bath accessories when the device is in use.




Having described this invention in detail those skilled in the art will appreciated that many modifications may be made of this invention without departing from its spirit. Therefore, it is not intended that the breadth of the invention be limited to the specific embodiment illustrated and described. Rather, the scope of the invention is to be determined by the appended claims and their equivalents.



Claims
  • 1. A baby bathtub comprising:a base having a support on which the base may stand on a flat surface and having an upwardly open contoured reservoir for receiving a baby's torso, said base having a foot end and a head end and a pair of side walls, said base having a rim that extends beyond the support at the foot and head ends for supporting the tub from the rim in a sinks sink, a leg rest pivotally connected to the foot end of the base and movable between an extended position wherein it extends away from the base beyond the foot end and for supporting the feet of a baby positioned with its torso in the reservoir and a folded position wherein it overlies the base, and a headrest pivotally connected to the head end of the base and movable between an extended position wherein it extends away from the base beyond the head and for supporting the head of a baby positioned with its torso in the reservoir and a folded position wherein the headrest overlies the base, said leg rest and headrest in the folded position being compact so that the bathtub is easy to tote and store.
  • 2. A baby bath tub as defined in claim 1 wherein hinges pivotally connect the leg rest and headrest to the base,and latches are mounted in adjacent the hinges for releasably locking the leg rest and headrest in the extended positions.
  • 3. A baby bathtub as defined in claim 1 whereinthe headrest and leg rest lie in an area defined by the perimeter of the base when they are in their folded positions.
  • 4. A baby bathtub as defined in claim 2 whereinthe latches are mounted on the headrest and leg rest and engage the base in the latching position.
  • 5. A baby bathtub as defined in claim 1 whereina pad is secured to the head rest and base on which the baby lies when placed in the bathtub.
  • 6. A baby bathtub as defined in claim 15 whereinthe pad overlies the pivotal connection between the base and headrest for preventing water from dripping through the connection and directing water into the reservoir.
  • 7. A baby bathtub as defined in claim 5 whereinthe pad is permanently secured to both the headrest and base.
  • 8. A baby bathtub as defined in claim 1 whereina pad is secured to the base, leg rest and headrest and overlies the pivotal connection between them for preventing water from dripping through the connections .
  • 9. A baby bathtub as defined in claim 8 whereina pad is secured to the base, leg rest and headrest for providing comfort for a baby in the bathtub.
  • 10. A baby bathtub as defined in claim 1 whereina well is provided in at least one of the leg rest, headrest and base includes a well for holding both bath accessories.
  • 11. A baby bathtub as defined in claim 10 whereina drain is provided in the reservoir for draining it.
  • 12. A baby bathtub comprising:a rigid, molded plastic base defining a reservoir having an upper surface for supporting a baby in the bathtub, a rigid, molded plastic headrest movably connected to the base at one end thereof and having an upper head supporting surface, the headrest being movable between a folded position wherein the head supporting surface lies closely adjacent to the base and an extended position for supporting a baby's head when lying on the upper surface of the base, and a rigid, molded plastic legrest movably connected to the base at an opposite end thereof and having an upper leg supporting surface, the legrest being movable between a folded position wherein the leg supporting surface lies closely adjacent to the base and an extended position for supporting a baby's leg when lying on the upper surface of the base.
  • 13. A baby bathtub as in claim 12 wherein the bathtub is convenient for toting and storage when in the folded position.
  • 14. A baby bathtub as in claim 13 wherein latches interconnect the base and headrest as well as the base and legrest for releasably locking the legrest and base as well as the headrest and base in their extended position.
  • 15. A baby bathtub as in claim 14 wherein the latches are disposed on an underside of the bathtub to be inaccessible to the baby while in the bathtub.
  • 16. A baby bathtub as in claim 13 wherein the headrest and legrest are each pivotally connected to the base.
  • 17. A baby bathtub as defined in claim 12 wherein latches interconnect further comprising a first latch connecting the base and the legrest for releasably locking the leg rest in the extended position, and a second latch connecting the base and the headrest as well as the base and the legrest for releasably locking the legrest and base, as well as the headrest and base in their the extended positions position.
  • 18. A baby bathtub as in claim 17 wherein the latches are disposed on an underside of the bathtub to be inaccessible to the baby while in the bathtub.
  • 19. A baby bathtub as in claim 12 wherein the headrest and legrest are each pivotally connected to the base.
  • 20. A baby bathtub comprising:a rigid, molded plastic defining a reservoir having an upper surface for supporting a baby in the bathtub, a rigid, molded plastic headrest movably connected to the base at one end thereof and having an upper head supporting surface, the headrest being movable between a retracted position wherein the headrest lies closely adjacent to the base and an extended position for supporting a baby's head when lying on the upper surface of the base, and a rigid, molded plastic movably connected to the base at an opposite end thereof and having an upper leg supporting surface, the legrest being movable between a retracted position for storage and an extended position for supporting a baby's leg when lying on the upper surface of the base.
  • 21. A baby bathtub as in claim 20 wherein latches interconnect the base and headrest as well as the base and legrest for releasably locking the legrest and base as well as the headrest and base in their extended position.
  • 22. A baby bathtub as in claim 21 wherein the latches are disposed on an underside of the bathtub to be inaccessible to the baby while in the bathtub.
  • 23. A baby bathtub as in claim 20 wherein the headrest and legrest lie in an area defined by the perimeter of the base in their retracted position.
  • 24. A baby bath tub as defined in claim 20, further comprising a first latch mounted adjacent the first hinge for releasably locking the leg rest in the extended position, and a second latch mounted adjacent the second hinge for releasably locking the head rest in the extended position.
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3995331 Fotre et al. Dec 1976
4037591 Sarno Jul 1977
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5115523 Cone May 1992
Foreign Referenced Citations (4)
Number Date Country
0036381 Apr 1906 CH
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0003790 Dec 1976 WO
Divisions (1)
Number Date Country
Parent 08/188088 Jan 1994 US
Child 08/874078 US
Reissues (1)
Number Date Country
Parent 08/188088 Jan 1994 US
Child 08/874078 US