US4821347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensible shampoo bowl designed for individual confined to a wheelchair
Assignee: Individual
•
Filing: 1988-01-27
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Granted: 1989-04-18
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Expires: 2008-01-27
Abstract
Abstract The present invention discloses an extensible shampoo bowl that is particularly designed to be used in shampooing the hair of an individual confined or seated in a wheelchair. Structurely, the present invention entails a cabinet structure with an extensible shampoo bowl mounted thereto. In particular, by utilizing a scissor-type linkage between the cabinet and shampoo bowl, the shampoo bowl can be raised adjacent the wheelchair.
Inventors
- 👤 Lavonne Nash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:31
CPC Classifications
A; A45; A45D; A45D19/00; A45D19/04
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
312 words
An extensible and laterally shiftable shampoo bowl and cabinet assembly adapted for use in conjunction with a person confined to a wheelchair comprising: a movable lower cabinet having an internal storage area and access doors that enable one to gain access to the storage area; the cabinet having a shampoo bowl seat formed about an upper portion thereof and wherein the cabinet includes side shoulder portions that extend upwardly over the shampoo bowl seat so as to define an area therebetween for receiving a shampoo bowl; a mobile shampoo bowl disposed over the bowl seat of the cabinet; mounting means interposed between the shampoo bowl and the cabinet for movably mounting the shampoo bowl for both vertical and lateral movement relative to the cabinet; the mounting means including vertical, extensible means connected to the shampoo bowl for raising and lowering the bowl between a lower position with the shampoo bowl lying adjacent the bowl seat to an upper position with a shampoo bowl spaced upwardly above the bowl seat; the mounting means further including means for moving the shampoo bowl laterally from a position over the cabinet to a lateral extended position where the shampoo bowl assumes an offset position with respect to the cabinet and wherein there is provided a track structure associated with the cabinet and wherein the mounting means is movably contained within the track structure and movable back and forth therein; and wherein the mounting means includes a scissor-type linkage disposed about opposite sides of the shampoo bowl with the scissor-type linkage interconnected between the cabinet and the bowl and including a pair of linkages pivotally connected together about an intermediate point and movable between a closed position where the shampoo bowl overlies the bowl seat to an open expanded position where the bowl assumes a position spaced above the cabinet structure and outwardly to one side thereof.
Claim 2
Dependent Claim
312 words
An extensible and laterally shiftable shampoo bowl and cabinet assembly adapted for use in conjunction with a person confined to a wheelchair comprising: a movable lower cabinet having an internal storage area and access doors that enable one to gain access to the storage area; the cabinet having a shampoo bowl seat formed about an upper portion thereof and wherein the cabinet includes side shoulder portions that extend upwardly over the shampoo bowl seat so as to define an area therebetween for receiving a shampoo bowl; a mobile shampoo bowl disposed over the bowl seat of the cabinet; mounting means interposed between the shampoo bowl and the cabinet for movably mounting the shampoo bowl for both vertical and lateral movement relative to the cabinet; the mounting means including vertical, extensible means connected to the shampoo bowl for raising and lowering the bowl between a lower position with the shampoo bowl lying adjacent the bowl seat to an upper position with a shampoo bowl spaced upwardly above the bowl seat; the mounting means further including means for moving the shampoo bowl laterally from a position over the cabinet to a lateral extended position where the shampoo bowl assumes an offset position with respect to the cabinet and wherein there is provided a track structure associated with the cabinet and wherein the mounting means is movably contained within the track structure and movable back and forth therein; and wherein the mounting means includes a scissor-type linkage disposed about opposite sides of the shampoo bowl with the scissor-type linkage interconnected between the cabinet and the bowl and including a pair of linkages pivotally connected together about an intermediate point and movable between a closed position where the shampoo bowl overlies the bowl seat to an open expanded position where the bowl assumes a position spaced above the cabinet structure and outwardly to one side thereof.
Claim 3
Dependent Claim
45 words
The shampoo bowl and cabinet assembly of claim 1 including locking means for stationing the pair of scissor-type linkages in an extended position for supporting the shampoo bowl in the elevated and at least slightly outward disposition for dispensing such fluids as shampoo and conditioner.
Claim 4
Dependent Claim
18 words
The shampoo bowl and cabinet assembly of claim 2 further including dispensing means for dispensing hair care products.
Claim 5
Dependent Claim
229 words
An extensible shampoo bowl that is particularly adapted for use by the handicapped and especially wheelchair patients comprising: a frame structure; a shampoo bowl movably mounted to the frame structure; and mounting means for movably mounting shampoo bowl both vertically and horizontally with respect to the frame structure, the mounting means including means for moving the shampoo bowl vertically between a first lowermost position and a second elevated position, and between a first position overlying the frame structure and a second horizontally extended position where the shampoo bowl is disposed in an offset relationship with the frame structure and extends outwardly to one side thereof; and wherein the mounting means comprises a scissors linkage disposed about the opposite sides of the shampoo bowl and interconnected between the frame structure and the shampoo bowl, each scissor linkage including first and second links pivotally connected at intermediate points thereon, wheels rotatively mounted on corresponding ends of each link and confined within a tract supported by the frame structure, and wherein the opposite ends of the links are operatively connected to the shampoo bowl such that each scissor linkage is movable from a collapsed lower position where the respective links thereof extend substantially horizontal to an extended elevated position where the links extend substantially vertical such that the shampoo bowl assumes an elevated position spaced above and outwardly of the frame structure.
Claim 6
Dependent Claim
229 words
An extensible shampoo bowl that is particularly adapted for use by the handicapped and especially wheelchair patients comprising: a frame structure; a shampoo bowl movably mounted to the frame structure; and mounting means for movably mounting shampoo bowl both vertically and horizontally with respect to the frame structure, the mounting means including means for moving the shampoo bowl vertically between a first lowermost position and a second elevated position, and between a first position overlying the frame structure and a second horizontally extended position where the shampoo bowl is disposed in an offset relationship with the frame structure and extends outwardly to one side thereof; and wherein the mounting means comprises a scissors linkage disposed about the opposite sides of the shampoo bowl and interconnected between the frame structure and the shampoo bowl, each scissor linkage including first and second links pivotally connected at intermediate points thereon, wheels rotatively mounted on corresponding ends of each link and confined within a tract supported by the frame structure, and wherein the opposite ends of the links are operatively connected to the shampoo bowl such that each scissor linkage is movable from a collapsed lower position where the respective links thereof extend substantially horizontal to an extended elevated position where the links extend substantially vertical such that the shampoo bowl assumes an elevated position spaced above and outwardly of the frame structure.
Claim 7
Dependent Claim
24 words
The extensible shampoo bowl of claim 4 including locking means for securing the scissor linkage in the extended position where the shampoo bowl lies.
Claim 8
Dependent Claim
84 words
The extensible shampoo bowl of claim 5 wherein the locking means includes a guide bar secured to the shampoo bowl and a serrated two-type locking bar disposed adjacent thereto and movable between locked and unlocked positions, and wherein a portion of the scissors linkage is mounted adjacent the guide bar and moves there along as the scissor linkage is moved between the collapsed and extended positions and wherein the locking bar may be locked to secure the scissor linkage in a number of positions.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-04-17 | 1992-10-17 | 1993-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-04-17 | 1996-10-17 | 1997-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-04-17 | 2000-10-17 | 2001-04-18 | $7700.00 | Window Closed / Lapsed |