Patent US5099259A successfully refreshed from Google Patents.
Patent US3272291A successfully refreshed from Google Patents.
US3272291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizer
Assignee: Borg Warner Corp
•
Filing: 1964-08-03
•
Granted: 1966-09-13
•
Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 George E Flinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:02
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06; F16D2023/0681; F16D23/0612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
IN A TRANSMISSION SYNCHRONIZER, A TORQUE TRANSMITTING MEMBER, A ROTATABLE PART ADJACENT SAID TORQUE TRANSMITTING MEMBER, A FIRST SYNCHRONIZER ELEMENT DRIVINGLY CONNECTED TO SAID TORQUE TRANSMITTING MEMBER AND SHIFTABLE AXIALLY FOR ESTABLISHING A FRICTIONAL DRIVING CONNECTION BETWEEN SAID MEMBER AND SAID ROTATABLE PART TO BE SYNCHRONIZED THEREWITH, A SECOND SYNCHRONIZER ELEMENT DRIVINGLY CONNECTED TO SAID MEMBER, CLUTCH MEANS ENCIRCLING SAID MEMBER AND DRIVINGLY CONNECTED THERETO, SAID CLUTCH MEANS BEING SHIFTABLE AXIALLY TO ESTABLISH A POSITIVE DRIVING CONNECTION BETWEEN SAID MEMBER AND SAID PART, MEANS DRIVINGLY CONNECTED TO SAID PART AND EXTENDING BETWEEN SAID FIRST AND SECOND SYNCHRONIZER ELEMENTS AND SAID SYNCHRONIZER ELEMENTS BEING ENGAGEABLE WITH SAID MEANS TO ESTABLISH SAID FRICTIONAL DRIVING CONNECTION.
Claim 2
Dependent Claim
113 words
IN A TRANSMISSION SYNCHRONIZER, A TORQUE TRANSMITTING MEMBER, A ROTATABLE PART ADJACENT SAID TORQUE TRANSMITTING MEMBER, A FIRST SYNCHRONIZER ELEMENT DRIVINGLY CONNECTED TO SAID TORQUE TRANSMITTING MEMBER AND SHIFTABLE AXIALLY FOR ESTABLISHING A FRICTIONAL DRIVING CONNECTION BETWEEN SAID MEMBER AND SAID ROTATABLE PART TO BE SYNCHRONIZED THEREWITH, A SECOND SYNCHRONIZER ELEMENT DRIVINGLY CONNECTED TO SAID MEMBER, CLUTCH MEANS ENCIRCLING SAID MEMBER AND DRIVINGLY CONNECTED THERETO, SAID CLUTCH MEANS BEING SHIFTABLE AXIALLY TO ESTABLISH A POSITIVE DRIVING CONNECTION BETWEEN SAID MEMBER AND SAID PART, MEANS DRIVINGLY CONNECTED TO SAID PART AND EXTENDING BETWEEN SAID FIRST AND SECOND SYNCHRONIZER ELEMENTS AND SAID SYNCHRONIZER ELEMENTS BEING ENGAGEABLE WITH SAID MEANS TO ESTABLISH SAID FRICTIONAL DRIVING CONNECTION.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |