Patent US3307349A successfully refreshed from Google Patents.
US3307349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed air starting means for internal combustion engine
Assignee: Goetaverken AB
•
Filing: 1966-09-12
•
Granted: 1967-03-07
•
Expires: 1986-09-12
Abstract
No abstract record available.
Inventors
- 👤 Brelen Eric Georg Fridolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:25
CPC Classifications
F; F02; F02N; F02N9/00; F02N9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
247 words
COMPRESSED AIR STARTING MEANS FOR AN INTERNAL COMBUSTION ENGINE EQUIPPED WITH STARTING AIR VALVES AT THE ENGINE CYLINDERS, SAID STARTING MEANS COMPRISING IN COMBINATION; A SOURCE OF SUPPLY FOR THE COMPRESSED AIR AND A MAIN CONDUIT FROM SAID SOURCE TO SAID STARTING AIR VALVES; A MAIN STARTING AIR VALVE IN SAID CONDUIT; A MANOEUVRING APPARATUS HAVING MANUALLY OPERABLE MEANS TO CONTROL PRESSURE MEDIUM IMPULSES TO VARIOUS OPERATING MEMBERS, INCLUDING SAID MAIN STARTING AIR VALVE, AT THE ENGINE; AN ALARM DEVICE; A FIRST CONNECTION LINE BETWEEN THE MANOEUVRING APPARATUS AND THE ALARM DEVICE; A BLOCKING VALVE AND A FIRST CLOSURE MEMBER IN SAID FIRST CONNECTION LINE; A ROTATION SENSITIVE DEVICE GOVERNING SAID BLOCKING VALVE AND SAID FIRST CLOSURE MEMBER; A COMMUNICATION LINE BETWEEN THE MANOEUVRING APPARATUS AND THE MAIN STARTING AIR VALVE; A SECOND CLOSURE MEMBER IN SAID SECOND COMMUNICATING LINE; A MEMBER DETERMINING THE FUEL SUPPLY TO THE ENGINE, A 3-WAY VALVE CONTROLLED BY SAID MEMBER AND OPERATIVE TO OPEN A PASSAGE FOR A PRESSURE MEDIUM IMPULSE TO SAID ROTATION SENSITIVE DEVICE AS WELL AS TO THE MAIN STARTING VALVE WHEN THE FUEL IS CUT OFF AND TO CLOSE SAID PASSAGE WHEN FUEL IS SUPPLIED AND A DELAY SYSTEM CONNECTED TO SAID FIRST CLOSURE MEMBER AND DESIGNED TO ACTUATE THE ALARM A CERTAIN PERIOD OF TIME AFTER AN IMPULSE HAS PASSED THE BLOCKING VALVE OF THE ROTATION SENSITIVE MEMBER AND TO OPERATE SAID SECOND CLOSURE MEMBER TO CUT OFF THE OPERATING IMPULSE TO THE MAIN STARTING VALVE.
Claim 2
Dependent Claim
247 words
COMPRESSED AIR STARTING MEANS FOR AN INTERNAL COMBUSTION ENGINE EQUIPPED WITH STARTING AIR VALVES AT THE ENGINE CYLINDERS, SAID STARTING MEANS COMPRISING IN COMBINATION; A SOURCE OF SUPPLY FOR THE COMPRESSED AIR AND A MAIN CONDUIT FROM SAID SOURCE TO SAID STARTING AIR VALVES; A MAIN STARTING AIR VALVE IN SAID CONDUIT; A MANOEUVRING APPARATUS HAVING MANUALLY OPERABLE MEANS TO CONTROL PRESSURE MEDIUM IMPULSES TO VARIOUS OPERATING MEMBERS, INCLUDING SAID MAIN STARTING AIR VALVE, AT THE ENGINE; AN ALARM DEVICE; A FIRST CONNECTION LINE BETWEEN THE MANOEUVRING APPARATUS AND THE ALARM DEVICE; A BLOCKING VALVE AND A FIRST CLOSURE MEMBER IN SAID FIRST CONNECTION LINE; A ROTATION SENSITIVE DEVICE GOVERNING SAID BLOCKING VALVE AND SAID FIRST CLOSURE MEMBER; A COMMUNICATION LINE BETWEEN THE MANOEUVRING APPARATUS AND THE MAIN STARTING AIR VALVE; A SECOND CLOSURE MEMBER IN SAID SECOND COMMUNICATING LINE; A MEMBER DETERMINING THE FUEL SUPPLY TO THE ENGINE, A 3-WAY VALVE CONTROLLED BY SAID MEMBER AND OPERATIVE TO OPEN A PASSAGE FOR A PRESSURE MEDIUM IMPULSE TO SAID ROTATION SENSITIVE DEVICE AS WELL AS TO THE MAIN STARTING VALVE WHEN THE FUEL IS CUT OFF AND TO CLOSE SAID PASSAGE WHEN FUEL IS SUPPLIED AND A DELAY SYSTEM CONNECTED TO SAID FIRST CLOSURE MEMBER AND DESIGNED TO ACTUATE THE ALARM A CERTAIN PERIOD OF TIME AFTER AN IMPULSE HAS PASSED THE BLOCKING VALVE OF THE ROTATION SENSITIVE MEMBER AND TO OPERATE SAID SECOND CLOSURE MEMBER TO CUT OFF THE OPERATING IMPULSE TO THE MAIN STARTING VALVE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |