US3316775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control line regulator
Assignee: Pacific Scientific Co
•
Filing: 1965-06-01
•
Granted: 1967-05-02
•
Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Robert J Wrighton
- 👤 James E Glauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:47
CPC Classifications
B; B64; B64D; B64D5/00; B64C; B64C13/00; B64C13/24; B64C13/26; B64C13/28; B64C13/341; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20408
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A CONTROL LINE REGULATOR COMPRISING A REGULATOR SHAFT, A PAIR OF OPPOSITELY DISPOSED REGULATOR SHEAVE SECTORS TURNABLE ON SAID SHAFT AND ADAPTED TO RECEIVE CONTROL CABLES, RIG LOAD REGULATOR SPRING MEANS CARRIED BY SAID REGULATOR SHAFT, FORCE TRANSMITTING MEANS CONNECTING SAID SPRING MEANS AND SAID SHEAVE SECTORS FOR URGING THE LATTER TO TURN IN OPPOSITE DIRECTIONS TO MAINTAIN THE CABLES UNDER RIG TENSION, SAID FORCE TRANSMITTING MEANS INCLUDING GRIPPING MEANS TO EFFECT THE BRAKING OF SAID SHEAVE SECTORS AGAINST RELATIVE TURNING MOVEMENT WHEN A CONTROL LOAD IS APPLIED TO ONE OF THE CABLES CONNECTED TO ONE OF SAID SHEAVE SECTORS, AND ADDITIONAL GRIPPING MEANS COMPRISING AN INERTIA MEMBER INTERCONNECTED BETWEEN SAID SHEAVE SECTORS AND OPERABLE IN RESPONSE TO RELATIVE TURNING OF SAID SHEAVE SECTORS EXCEEDING A PREDETERMINED ACCELERATION TO RESTRAIN SAID SECTORS AGAINST FURTHER RELATIVE MOVEMENT.
Claim 2
Dependent Claim
136 words
A CONTROL LINE REGULATOR COMPRISING A REGULATOR SHAFT, A PAIR OF OPPOSITELY DISPOSED REGULATOR SHEAVE SECTORS TURNABLE ON SAID SHAFT AND ADAPTED TO RECEIVE CONTROL CABLES, RIG LOAD REGULATOR SPRING MEANS CARRIED BY SAID REGULATOR SHAFT, FORCE TRANSMITTING MEANS CONNECTING SAID SPRING MEANS AND SAID SHEAVE SECTORS FOR URGING THE LATTER TO TURN IN OPPOSITE DIRECTIONS TO MAINTAIN THE CABLES UNDER RIG TENSION, SAID FORCE TRANSMITTING MEANS INCLUDING GRIPPING MEANS TO EFFECT THE BRAKING OF SAID SHEAVE SECTORS AGAINST RELATIVE TURNING MOVEMENT WHEN A CONTROL LOAD IS APPLIED TO ONE OF THE CABLES CONNECTED TO ONE OF SAID SHEAVE SECTORS, AND ADDITIONAL GRIPPING MEANS COMPRISING AN INERTIA MEMBER INTERCONNECTED BETWEEN SAID SHEAVE SECTORS AND OPERABLE IN RESPONSE TO RELATIVE TURNING OF SAID SHEAVE SECTORS EXCEEDING A PREDETERMINED ACCELERATION TO RESTRAIN SAID SECTORS AGAINST FURTHER RELATIVE MOVEMENT.
References Cited (Backward Citations)
US2841031A
Cited
US2934971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |