Patent US5686885A successfully refreshed from Google Patents.
Patent US4231603A successfully refreshed from Google Patents.
US4231603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gripping device for handicapped persons
Assignee: Individual
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Filing: 1979-02-15
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Granted: 1980-11-04
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Expires: 1999-02-15
Abstract
Abstract The invention is an improved gripping device for use by handicapped persons. The gripping device consists of double acting jaws that grips the item to be picked up or lifted, a forward arm section, a rearward arm section, and a control mechanism to control the gripping action of the double acting jaws and the hinge action between the forward arm section and the rearward arm section. The device can be operated with one hand. It can also be operated from a wheel chair.
Inventors
- 👤 Willem D. van Zelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:01
CPC Classifications
B; B25; B25B; B25B9/00; A; A61; A61F; A61F4/00
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
118 words
A gripping device to aid handicapped persons in reaching and picking up objects, comprising: a gripping means; a forward arm member connected to said gripping means; a rearward arm member pivotally connected to said forward arm member to bring a gripped object at the distal end of said forward arm member to the position of the user of said gripping device; and a control mechanism for controlling said gripping means and the movement of said forward arm member toward the user, said control mechanism including a remote thumb control means for operating said pivotally connected forward arm member and said rearward arm member, said pivotal connection causing said gripping means to approach the user to deposit said object.
Claim 2
Dependent Claim
118 words
A gripping device to aid handicapped persons in reaching and picking up objects, comprising: a gripping means; a forward arm member connected to said gripping means; a rearward arm member pivotally connected to said forward arm member to bring a gripped object at the distal end of said forward arm member to the position of the user of said gripping device; and a control mechanism for controlling said gripping means and the movement of said forward arm member toward the user, said control mechanism including a remote thumb control means for operating said pivotally connected forward arm member and said rearward arm member, said pivotal connection causing said gripping means to approach the user to deposit said object.
Claim 3
Dependent Claim
25 words
The gripping device as recited in claim 1, wherein said gripping means is a pair of jaws operating scissor-like to lift and retrieve an object.
Claim 4
Dependent Claim
22 words
The gripping device as recited in claim 1, and additionally a trigger mechanism in said control mechanism for operating said gripping means.
Claim 5
Dependent Claim
40 words
The gripping device as recited in claim 1, wherein said control mechanism includes a plurality of positions of said forward arm member in relation to said rearward arm member, each said position being set forth on an indexed holding means.
Claim 6
Dependent Claim
32 words
The gripping device as recited in claim 1, wherein said gripping means are maintained in an open position until said control mechanism closes said gripping means upon the object to be moved.
Claim 7
Dependent Claim
33 words
The gripping device as recited in claim 1 and additionally, a means for connecting said rearward arm member to the arm of the user to provide stability of said gripping device during use.
Claim 8
Dependent Claim
22 words
The gripping device as recited in claim 1 and additionally, a magnetic insert for said gripping means to facilitate retrieving ferrous objects.
Claim 9
Dependent Claim
32 words
The gripping device as recited in claim 1 and additionally, a means connected to said control mechanism for reducing the amount of slack in the operating cable means of the control mechanism.
Claim 10
Dependent Claim
32 words
The gripping device recited in claim 1 and additionally, a facing affixed to the interior gripping surface of said gripping means to provide for a secure hold on objects to be lifted.
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) | 1983-11-04 | 1984-05-05 | 1984-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-11-04 | 1988-05-05 | 1988-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-11-04 | 1992-05-05 | 1992-11-04 | $7700.00 | Window Closed / Lapsed |