US4989836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable wheelchair headrest
Assignee: Premier Solutions Ltd
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Filing: 1989-04-04
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Granted: 1991-02-05
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Expires: 2009-04-04
Abstract
Abstract A wheelchair headrest, attached to opposite vertical frame members of the wheelchair, includes at least two resilient head supports for preventing involuntary head movement in a person seated in the wheelchair. The wheelchair headrest is detachable from the wheelchair and can be easily folded for transport or storage. A padded band attached to the head supports passes around the person's forehead preventing involuntary forward head tilting.
Inventors
- 👤 E. W. Hudson, III
- 👤 Lewis B. Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:04
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/12; A47; A47C; A47C7/00; A47C7/36; A47C7/38; A47C7/383; A61F; A61F5/00; A61F5/37; A61F5/3769; A61F5/3792; A61G5/1054; A61G5/121; A61G5/125; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
219 words
A headrest attached to first and second vertical frame members of a wheelchair, for preventing involuntary head movement by a person seated in the wheelchair, the headrest comprising in combination: (a) upright first and second mounting tubes attached to the first and second vertical frame members, respectively; (b) upright first and second headrest poles each having a lower end inserted in the first and second mounting tubes, respectively; (c) a flexible panel having parallel first and second sleeves attached to opposed first and second side edges thereof, the first and second headrest poles extending through the first and second sleeves, respectively; and (d) first and second resilient head supports attached to a front face of the panel and spaced apart to restrain the head from involuntary side-to-side wobbling, wherein each of the first and second headrest poles has in its lower end a first pair of opposed notches, and wherein each of the first and second headrest poles has in its lower end a second pair of opposed notches, the first and second mounting tubes having therein means for engaging the notches of the first and second headrest poles, respectively, so that tension of the flexible panel can be more precisely adjusted by turning one of the first and second headrest poles to engage the second pair of notches.
Claim 2
Dependent Claim
219 words
A headrest attached to first and second vertical frame members of a wheelchair, for preventing involuntary head movement by a person seated in the wheelchair, the headrest comprising in combination: (a) upright first and second mounting tubes attached to the first and second vertical frame members, respectively; (b) upright first and second headrest poles each having a lower end inserted in the first and second mounting tubes, respectively; (c) a flexible panel having parallel first and second sleeves attached to opposed first and second side edges thereof, the first and second headrest poles extending through the first and second sleeves, respectively; and (d) first and second resilient head supports attached to a front face of the panel and spaced apart to restrain the head from involuntary side-to-side wobbling, wherein each of the first and second headrest poles has in its lower end a first pair of opposed notches, and wherein each of the first and second headrest poles has in its lower end a second pair of opposed notches, the first and second mounting tubes having therein means for engaging the notches of the first and second headrest poles, respectively, so that tension of the flexible panel can be more precisely adjusted by turning one of the first and second headrest poles to engage the second pair of notches.
Claim 3
Dependent Claim
23 words
The headrest of claim 1 further comprising means for attaching said first and second sleeves to said first and second headrest poles, respectively.
Claim 4
Dependent Claim
63 words
The headrest of claim 2 wherein the attaching means comprises first and second eyelets in the first and second sleeves, respectively, aligned with first and second holes in said first and second headrest poles, respectively, and a first snap fastener extending through the first eyelet and the first hole, and a second snap fastener extending through the second eyelet and the second hole.
Claim 5
Dependent Claim
31 words
The headrest of claim 3 further comprising a flexible band attached to the first and second head supports and extending around the person's forehead to prevent forward tilting of the head.
Claim 6
Dependent Claim
26 words
The headrest of claim 4 including velcro attachment means for attaching first and second ends of the band to the first and second head supports, respectively.
Claim 7
Dependent Claim
13 words
The headrest of claim 1 wherein the flexible panel is composed of vinyl.
Claim 8
Dependent Claim
171 words
A headrest attached to first and second vertical frame members of a wheelchair, for preventing involuntary head movement by a person seated in the wheelchair, the headrest comprising in combination: (a) upright first and second poles connected to the first and second vertical frame members, respectively; (b) a flexible panel having parallel first and second sleeves attached to opposed first and second side edges thereof, the first and second poles extending through the first and second sleeves, respectively; (c) a first and second head supports attached to a front face of the panel and spaced apart to restrain the head from involuntary side-to-side wobbling, and (d) first and second means for connecting the first and second poles to the first and second vertical frame members, respectively, the first connecting means including means for allowing rotation of the first pole to adjust tension of the flexible panel and means for locking the first pole into fixed non-rotational relationship to the first vertical frame member to maintain the tension of the flexible panel.
Claim 9
Dependent Claim
171 words
A headrest attached to first and second vertical frame members of a wheelchair, for preventing involuntary head movement by a person seated in the wheelchair, the headrest comprising in combination: (a) upright first and second poles connected to the first and second vertical frame members, respectively; (b) a flexible panel having parallel first and second sleeves attached to opposed first and second side edges thereof, the first and second poles extending through the first and second sleeves, respectively; (c) a first and second head supports attached to a front face of the panel and spaced apart to restrain the head from involuntary side-to-side wobbling, and (d) first and second means for connecting the first and second poles to the first and second vertical frame members, respectively, the first connecting means including means for allowing rotation of the first pole to adjust tension of the flexible panel and means for locking the first pole into fixed non-rotational relationship to the first vertical frame member to maintain the tension of the flexible panel.
Claim 10
Independent Claim
137 words
A method for preventing involuntary head movement in a person seated in a chair having first and second vertical frame members, comprising the steps of: (a) attaching upright first and second poles to the first and second vertical frame members, respectively; (b) inserting the first and second poles into parallel first and second sleeves attached to opposed first and second side edges of a flexible panel; (c) attaching to a front face of the panel first and second head supports spaced apart; (d) positioning the head between the first and second head supports; (e) restraining sideways movement of the head by means of the first and second head supports, and (f) adjusting tension of the flexible panel by rotating the first pole and then locking that pole into fixed, non-rotational relationship with the first vertical frame member.
Claim 11
Independent Claim
137 words
A method for preventing involuntary head movement in a person seated in a chair having first and second vertical frame members, comprising the steps of: (a) attaching upright first and second poles to the first and second vertical frame members, respectively; (b) inserting the first and second poles into parallel first and second sleeves attached to opposed first and second side edges of a flexible panel; (c) attaching to a front face of the panel first and second head supports spaced apart; (d) positioning the head between the first and second head supports; (e) restraining sideways movement of the head by means of the first and second head supports, and (f) adjusting tension of the flexible panel by rotating the first pole and then locking that pole into fixed, non-rotational relationship with the first vertical frame member.
Claim 12
Dependent Claim
48 words
The method of claim 8 further comprising the steps of: (a) attaching a flexible head band to the first and second head supports; (b) placing the flexible head band around the person's forehead; and (c) restraining forward movement of the head by means of the flexible head band.
Claim 13
Dependent Claim
33 words
The headrest of claim 7 wherein the first and second connecting means include means for effectuating quick removal of the headrest from the wheelchair by simply urging the first and second poles upward.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-02-04 | 1994-08-06 | 1995-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-02-04 | 1998-08-06 | 1999-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-02-04 | 2002-08-06 | 2003-02-05 | $7700.00 | Window Closed / Lapsed |