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US5020168A Expired / Lapsed US ⏱️ 0.0 years remaining

Inflatable handicapped chair

Assignee: Individual
•
Filing: 1988-08-19
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Granted: 1991-06-04
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Expires: 2008-08-19
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Abstract

Abstract An inflatable chain intended for use in bathing handicapped persons in a bathtube. The chair includes a base structure adapted to be supported on the bottom of the bathtub and a back structure connected to the base structure and adapted to be supported on an end wall of the bathtub. The back structure includes a plurality of individually inflatable portions to accommodate the particular configuration of the patient, the particular affliction of the patient, and the particular bathing operation being performed and the base structure has a similar plurality of individually inflatable sections for like purposes.

Inventors

  • 👤 Marsha B. Wood

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 04:57
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/54; A47K; A47K3/00; A47K3/12

Claims Analysis

Total Claims: 19
Claim 1
Independent Claim 189 words
An inflatable chair intended for use in bathing a handicapped patient in a bathtub, said chair comprising: (A) a base structure adapted to be supported on the bottom of the bathtub and including a plurality of individually inflatable sections each defining a portion of the patient support surface of said base structure; and (B) a back structure connected to said base structure, adapted to be supported on an end wall of the bathtub, and including a plurality of individually inflatable sections together defining the patient support surface of said back structure and operative in response to selective inflation and deflation thereof to selectively inflate or deflate selected areas of said back support surface; (C) said back structure including a back support section extending upwardly from said base structure, a head support section at the top of said back support section and an inflatable lateral support section positioned at each side of said back support section and extending between said base structure and said head support section with each lateral support section including a plurality of individually inflatable portions arranged serially between said base structure and said head support section.
Claim 2
Dependent Claim 189 words
An inflatable chair intended for use in bathing a handicapped patient in a bathtub, said chair comprising: (A) a base structure adapted to be supported on the bottom of the bathtub and including a plurality of individually inflatable sections each defining a portion of the patient support surface of said base structure; and (B) a back structure connected to said base structure, adapted to be supported on an end wall of the bathtub, and including a plurality of individually inflatable sections together defining the patient support surface of said back structure and operative in response to selective inflation and deflation thereof to selectively inflate or deflate selected areas of said back support surface; (C) said back structure including a back support section extending upwardly from said base structure, a head support section at the top of said back support section and an inflatable lateral support section positioned at each side of said back support section and extending between said base structure and said head support section with each lateral support section including a plurality of individually inflatable portions arranged serially between said base structure and said head support section.
Claim 3
Dependent Claim 33 words
An inflatable chair according to claim 1 wherein: (D) said head support section is individually inflatable and said back support is inflatable independently of said lateral support sections and said head support section.
Claim 4
Dependent Claim 31 words
An inflatable chair according to claim 1 wherein: (D) said chair further includes a safety belt mounted on said back structure and arranged to extend around the chest of a user.
Claim 5
Dependent Claim 233 words
An inflatable chair intended for use in bathing a handicapped person in a bathtub, said chair comprising: (A) a back structure adapted to be supported against an end wall of the bathtub; (B) a base structure connected to the lower end of said back structure and adapted to be supported on the bottom of the bathtub; (C) said back structure including a back support section extending upwardly from said base structure, an individually inflatable head support section positioned at the top of said back support section, and an individually inflatable lateral support section at each side of said back support section extending upwardly from said base structure to said head support section; (D) said base structure having a free end and including a seat support section adjacent the lower end of said back structure, an inflatable knee support section adjacent the free end of said base structure, and an inflatable rim section extending from said back structure along one side of said base structure, across the free end of said base structure, and back along the other side of said base structure to said back structure; (E) said head support section including a plurality of individually inflatable portions positioned side by side at the top of said back structure; and (F) each lateral support section including a plurality of individually inflatable portions arranged serially between said base structure and said head support section.
Claim 6
Dependent Claim 233 words
An inflatable chair intended for use in bathing a handicapped person in a bathtub, said chair comprising: (A) a back structure adapted to be supported against an end wall of the bathtub; (B) a base structure connected to the lower end of said back structure and adapted to be supported on the bottom of the bathtub; (C) said back structure including a back support section extending upwardly from said base structure, an individually inflatable head support section positioned at the top of said back support section, and an individually inflatable lateral support section at each side of said back support section extending upwardly from said base structure to said head support section; (D) said base structure having a free end and including a seat support section adjacent the lower end of said back structure, an inflatable knee support section adjacent the free end of said base structure, and an inflatable rim section extending from said back structure along one side of said base structure, across the free end of said base structure, and back along the other side of said base structure to said back structure; (E) said head support section including a plurality of individually inflatable portions positioned side by side at the top of said back structure; and (F) each lateral support section including a plurality of individually inflatable portions arranged serially between said base structure and said head support section.
Claim 7
Dependent Claim 29 words
An inflatable chair according to claim 4 wherein: (G) said knee support section has a triangular configuration adapted to fit under and support the flexed knees of a user.
Claim 8
Dependent Claim 72 words
An inflatable chair according to claim 5 wherein: (H) said chair further includes a first safety belt mounted on said back structure and arranged to extend across the chest of a user, a second safety belt mounted on said base structure and arranged to extend across the pelvic region of a user, and ankle straps mounted on the free end of said base structure adapted to embrace the ankles of a user.
Claim 9
Dependent Claim 142 words
An inflatable chair intended for use in bathing a handicapped person in a bathtub, said chair comprising: (A) a back structure adapted to be supported against an end wall of the bathtub and having a lower end; and (B) a base structure connected to the lower end of said back structure and adapted to be supported on the bottom of the bathtub; (C) said back structure including a back support section extending upwardly from said base structure about an angle such that said sections generally conform to the shape of a bath tub bottom and end wall and a lateral support section at each side of said back support section each lateral support section extending upwardly from said base structure and each including a plurality of individually inflatable sections arranged serially one on top of another oriented transverse to said upward extent.
Claim 10
Dependent Claim 142 words
An inflatable chair intended for use in bathing a handicapped person in a bathtub, said chair comprising: (A) a back structure adapted to be supported against an end wall of the bathtub and having a lower end; and (B) a base structure connected to the lower end of said back structure and adapted to be supported on the bottom of the bathtub; (C) said back structure including a back support section extending upwardly from said base structure about an angle such that said sections generally conform to the shape of a bath tub bottom and end wall and a lateral support section at each side of said back support section each lateral support section extending upwardly from said base structure and each including a plurality of individually inflatable sections arranged serially one on top of another oriented transverse to said upward extent.
Claim 11
Dependent Claim 39 words
An inflatable chair according to claim 7 wherein: (C) said base structure includes a seat support section adjacent the lower end of said back structure and an inflatable knee support section adjacent a free end of said base structure.
Claim 12
Dependent Claim 29 words
An inflatable chair according to claim 8 wherein: (D) said knee support section has a triangular configuration adapted to fit under and support the flexed knees of a user.
Claim 13
Dependent Claim 50 words
An inflatable chair according to claim 9 wherein: (E) said base structure further includes an individually inflatable U-shaped rim section extending along one side of said base structure, across the free end of said base structure, and back along the other side of said base structure to said back structure.
Claim 14
Dependent Claim 15 words
An inflatable chair according to claim 10 wherein: (F) said seat support section is inflatable.
Claim 15
Dependent Claim 22 words
An inflatable chair according to claim 11 wherein: (G) said seat support section includes a plurality of portions which are simultaneously inflatable.
Claim 16
Dependent Claim 124 words
An inflatable chair according to claim 7 wherein: (C) said base structure includes a free end, said base structure includes a seat section adjacent the lower end of said back structure, an individually inflatable knee support section adjacent the free end of said base structure, and a U-shaped individually inflatable rim section extending from said back structure along one side of said base structure, across the free end of said base structure, and back along the other side of said base structure; and (D) said back structure includes a back support section extending upwardly from said base structure, and an individually inflatable lateral support section at each side of said back support section extending upwardly from said base structure to said head support section.
Claim 17
Dependent Claim 29 words
An inflatable chair according to claim 13 wherein: (E) said seat support section of said base structure and said back support section of said back structure are also inflatable.
Claim 18
Dependent Claim 21 words
An inflatable chair according to claim 14 wherein: (F) said seat support section and said back support section are simultaneously inflatable.
Claim 19
Dependent Claim 82 words
An inflatable chair according to claim 7 wherein: (D) said base structure has a free end and includes a seat support section adjacent the lower end of said back structure, an inflatable knee support section adjacent the free end of said base structure, and an inflatable rim section extending from said back structure along one side of said base structure, across the free end of said base structure, and back along the other side of said base structure to said back structure.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-06-03 1994-12-03 1995-06-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-06-03 1998-12-03 1999-06-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-06-03 2002-12-03 2003-06-04 $7700.00 Window Closed / Lapsed

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