US3144775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arm holding and extending means
Assignee: Individual
•
Filing: 1962-04-17
•
Granted: 1964-08-18
•
Expires: 1982-04-17
Abstract
No abstract record available.
Inventors
- 👤 Robert K Chaimson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:25
CPC Classifications
B; B64; B64G; B64G4/00; Y; Y10; Y10T; Y10T74/00; Y10T74/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A DEVICE FOR HOLDING AN ARM IN A CONTAINED POSITION RELATIVE TO A BASE AND SUBSEQUENTLY EXTENDING THE ARM TO AN EXTENDED POSITION WHICH COMPRISES AN ARM SUPPORT ON SAID BASE, GUIDE MEANS FOR GUIDING SAID ARM RELATIVE TO SAID BASE, AN ARM DRIVING MEANS ASSOCIATED WITH SAID ARM FOR EXERTING A CONSTANT FORCE THERETO IN A DIRECTION ALONG SAID GUIDE MEANS TO EXTEND SAID ARM INTO AN EXTENDED POSITION, ARM HOLDING MEANS SECURED TO SAID BASE FOR HOLDING SAID ARM IN CONTAINED POSITION RELATIVE TO SAID BASE, MEANS FOR SECURING SAID HOLDING MEANS IN AN ARM HOLDING POSITION AND SUBSEQUENTLY RELEASING SAID HOLDING MEANS AND SAID ARM, SPRING MEANS ASSOCIATED WITH SAID HOLDING MEANS FOR APPLYING AN INITIAL FORCE TO SAID HOLDING MEANS AND SAID ARM UPON RELEASE OF SAID ARM FROM SAID HOLDING POSITION, AND FIRST AND SECOND SEPARATE MEANS FOR HOLDING SAID ARM IN AN EXTENDED POSITION AFTER BEING RELEASED BY SAID HOLDING MEANS AND FORCED INTO AN EXTENDED POSITION BY SAID ARM DRIVING MEANS.
Claim 2
Independent Claim
168 words
A DEVICE FOR HOLDING AN ARM IN A CONTAINED POSITION RELATIVE TO A BASE AND SUBSEQUENTLY EXTENDING THE ARM TO AN EXTENDED POSITION WHICH COMPRISES AN ARM SUPPORT ON SAID BASE, GUIDE MEANS FOR GUIDING SAID ARM RELATIVE TO SAID BASE, AN ARM DRIVING MEANS ASSOCIATED WITH SAID ARM FOR EXERTING A CONSTANT FORCE THERETO IN A DIRECTION ALONG SAID GUIDE MEANS TO EXTEND SAID ARM INTO AN EXTENDED POSITION, ARM HOLDING MEANS SECURED TO SAID BASE FOR HOLDING SAID ARM IN CONTAINED POSITION RELATIVE TO SAID BASE, MEANS FOR SECURING SAID HOLDING MEANS IN AN ARM HOLDING POSITION AND SUBSEQUENTLY RELEASING SAID HOLDING MEANS AND SAID ARM, SPRING MEANS ASSOCIATED WITH SAID HOLDING MEANS FOR APPLYING AN INITIAL FORCE TO SAID HOLDING MEANS AND SAID ARM UPON RELEASE OF SAID ARM FROM SAID HOLDING POSITION, AND FIRST AND SECOND SEPARATE MEANS FOR HOLDING SAID ARM IN AN EXTENDED POSITION AFTER BEING RELEASED BY SAID HOLDING MEANS AND FORCED INTO AN EXTENDED POSITION BY SAID ARM DRIVING MEANS.
References Cited (Backward Citations)
US2491629A
Cited
US2538885A
Cited
US2672304A
Cited
DE1040091B
Cited
US2861268A
Cited
US2895779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |