← Back to Patent Explorer
US3295646A Expired / Lapsed US ⏱️ 0.0 years remaining

Centrifugally operated fluid clutch

Assignee: Motors Liquidation Co
•
Filing: 1964-10-05
•
Granted: 1967-01-03
•
Expires: 1984-10-05
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Victor W Peterson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 02:32
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/28; F16D43/284; F16D25/00; F16D25/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 229 words
IN COMBINATION (A) A DRIVEN LOAD HAVING A NORMAL OPERATING RATED POWER LOAD, A PRIME MOVER HAVING A NORMAL OPERATING SPEED RANGE FOR DRIVING SAID DRIVEN LOAD AND A STARTER FOR STARTING SAID PRIME MOVER, (B) DRIVE MEANS OPERABLE TO CONNECT SAID STARTER TO SAID PRIME MOVER TO START SAID PRIME MOVER AND TO DISCONNECT SAID STARTER FROM SAID PRIME MOVER AFTER SAID PRIME MOVER IS STARTED AND ACCELERATING TOWARD SAID NORMAL OPERATING SPEED RANGE, (C) AND DRIVE TRANSMITTING MEANS OPERABLE TO CONNECT AND DISCONNECT SAID PRIME MOVER AND SAID DRIVEN LOAD INCLUDING CLUTCH MEANS AND ONLY FLUID MOTOR MEANS FOR OPERATING SAID CLUTCH MEANS RESPONSIVE TO THE SPEED OF SAID PRIME MOVER TO PROVIDE A FLUID PRESSURE CLUTCH ENGAGING FORCE TO INITIALLY ENGAGE SAID CLUTCH MEANS AT A SPEED BELOW SAID NORMAL OPERATING SPEED RANGE AND PROVIDE SAID CLUTCH MEANS WITH A POWER CAPACITY SUFFICIENT TO INITALLY ACCELERATE SAID DRIVEN LOAD, SAID MOTOR MEANS BEING FURTHER RESPONSIVE TO THE SPEED OF SAID DRIVEN LOAD TO INCREASE SAID FLUID PRESSURE CLUTCH ENGAGING FORCE PROPORTIONAL TO THE SQUARE OF THE SPEED OF SAID DRIVEN LOAD TO PROVIDE SAID CLUTCH MEANS WITH AN INCREASING POWER CAPACITY TO ACCELERATE SAID DRIVEN LOAD WITH SAID PRIME MOVER AND COMPLETE FULL CLUTCH ENGAGEMENT TO PROVIDE CLUTCH LOCKUP AND A DIRECT DRIVE THROUGH SAID CLUTCH MEANS AT A SPEED APPROACHING SAID NORMAL OPERATING SPEED RANGE.
Claim 2
Dependent Claim 229 words
IN COMBINATION (A) A DRIVEN LOAD HAVING A NORMAL OPERATING RATED POWER LOAD, A PRIME MOVER HAVING A NORMAL OPERATING SPEED RANGE FOR DRIVING SAID DRIVEN LOAD AND A STARTER FOR STARTING SAID PRIME MOVER, (B) DRIVE MEANS OPERABLE TO CONNECT SAID STARTER TO SAID PRIME MOVER TO START SAID PRIME MOVER AND TO DISCONNECT SAID STARTER FROM SAID PRIME MOVER AFTER SAID PRIME MOVER IS STARTED AND ACCELERATING TOWARD SAID NORMAL OPERATING SPEED RANGE, (C) AND DRIVE TRANSMITTING MEANS OPERABLE TO CONNECT AND DISCONNECT SAID PRIME MOVER AND SAID DRIVEN LOAD INCLUDING CLUTCH MEANS AND ONLY FLUID MOTOR MEANS FOR OPERATING SAID CLUTCH MEANS RESPONSIVE TO THE SPEED OF SAID PRIME MOVER TO PROVIDE A FLUID PRESSURE CLUTCH ENGAGING FORCE TO INITIALLY ENGAGE SAID CLUTCH MEANS AT A SPEED BELOW SAID NORMAL OPERATING SPEED RANGE AND PROVIDE SAID CLUTCH MEANS WITH A POWER CAPACITY SUFFICIENT TO INITALLY ACCELERATE SAID DRIVEN LOAD, SAID MOTOR MEANS BEING FURTHER RESPONSIVE TO THE SPEED OF SAID DRIVEN LOAD TO INCREASE SAID FLUID PRESSURE CLUTCH ENGAGING FORCE PROPORTIONAL TO THE SQUARE OF THE SPEED OF SAID DRIVEN LOAD TO PROVIDE SAID CLUTCH MEANS WITH AN INCREASING POWER CAPACITY TO ACCELERATE SAID DRIVEN LOAD WITH SAID PRIME MOVER AND COMPLETE FULL CLUTCH ENGAGEMENT TO PROVIDE CLUTCH LOCKUP AND A DIRECT DRIVE THROUGH SAID CLUTCH MEANS AT A SPEED APPROACHING SAID NORMAL OPERATING SPEED RANGE.

References Cited (Backward Citations)

DE379460C Cited
US2328092A Cited
US2440624A Cited
US2422155A Cited
US2562515A Cited
US2916122A Cited
US3007562A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-02 1970-07-04 1971-01-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-02 1974-07-04 1975-01-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-02 1978-07-04 1979-01-03 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag