US3333477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Input end stop mechanism
Assignee: KING OF PRUSSIA RES AND DEV CO
•
Filing: 1965-10-04
•
Granted: 1967-08-01
•
Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Walter J Denkowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:44
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A POSITIVE LIMIT STOP MECHANISM FOR PROTECTING EQUIPMENT AGAINST EXCESSIVE INPUT FORCE, COMPRISING, IN COMBINATION, A ROTATABLE INPUT SHAFT; A PROJECTION FIXED TO AND PROJECTING RADIALLY FROM SAID INPUT SHAFT; FIRST AND SECOND STOP SURFACES ADJACENT SAID INPUT SHAFT AT THE LOCATION OF SAID SHAFT PROJECTION; BIASING MEANS FOR MAINTAINING EACH OF SAID STOP SURFACES NORMALLY IN A POSITION OUTSIDE THE PATH OF ROTATION OF SAID SHAFT PROJECTION; FIRST AND SECOND CAMS RESPECTIVELY ENGAGING SAID FIRST AND SECOND STOP SURFACES, EACH OF SAID CAMS IN NORMAL POSITION ALLOWING THE BIASING MEANS TO MAINTAIN THE CAMENGAGED STOP SURFACE OUTSIDE THE PATH OF SAID PROJECTION; FIRST AND SECOND CONNECTING MEANS CONNECTED BETWEEN SAID INPUT SHAFT AND SAID FIRST AND SECOND CAMS RESPECTIVELY FOR MOVING THE ASSOCIATED CAM, IN RESPONSE TO ROTATIONS OF SAID INPUT SHAFT WITHIN THE RANGE OF THE CONNECTING MEANS TO MOVE THE ASSOCIATED STOP SURFACE AGAINST THE ACTION OF THE BIASING MEANS INTO THE PATH OF SAID PROJECTION.
Claim 2
Dependent Claim
159 words
A POSITIVE LIMIT STOP MECHANISM FOR PROTECTING EQUIPMENT AGAINST EXCESSIVE INPUT FORCE, COMPRISING, IN COMBINATION, A ROTATABLE INPUT SHAFT; A PROJECTION FIXED TO AND PROJECTING RADIALLY FROM SAID INPUT SHAFT; FIRST AND SECOND STOP SURFACES ADJACENT SAID INPUT SHAFT AT THE LOCATION OF SAID SHAFT PROJECTION; BIASING MEANS FOR MAINTAINING EACH OF SAID STOP SURFACES NORMALLY IN A POSITION OUTSIDE THE PATH OF ROTATION OF SAID SHAFT PROJECTION; FIRST AND SECOND CAMS RESPECTIVELY ENGAGING SAID FIRST AND SECOND STOP SURFACES, EACH OF SAID CAMS IN NORMAL POSITION ALLOWING THE BIASING MEANS TO MAINTAIN THE CAMENGAGED STOP SURFACE OUTSIDE THE PATH OF SAID PROJECTION; FIRST AND SECOND CONNECTING MEANS CONNECTED BETWEEN SAID INPUT SHAFT AND SAID FIRST AND SECOND CAMS RESPECTIVELY FOR MOVING THE ASSOCIATED CAM, IN RESPONSE TO ROTATIONS OF SAID INPUT SHAFT WITHIN THE RANGE OF THE CONNECTING MEANS TO MOVE THE ASSOCIATED STOP SURFACE AGAINST THE ACTION OF THE BIASING MEANS INTO THE PATH OF SAID PROJECTION.
References Cited (Backward Citations)
US3232124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |