US3398346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unbalance valve with lid reset
Assignee: Robertshaw Controls Co
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Filing: 1965-10-24
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Granted: 1968-08-20
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Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Roland D Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:36
CPC Classifications
D; D06; D06F; D06F33/00; D06F33/04; D06F33/10; D06F33/30; D06F33/48; D06F34/00; D06F34/08; D06F37/00; D06F37/30; D06F37/308; D06F37/42; D06F2103/00; D06F2103/26; D06F2105/00; D06F2105/62; Y; Y10; Y10S; Y10S60/00; Y10S60/908; Y10T; Y10T137/00; Y10T137/7287; Y10T137/729
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
IN COMBINATION: AN AUTOMATIC MACHINE HAVING A ROTATABLE MEMBER WHICH HAS ABNORMAL UNBALANCE CONDITION VIBRATIONS; DRIVING MEANS FOR DRIVING SAID ROTATABLE MEMBER; DRIVE CONTROLLING VACUUM ACTUATOR MEANS CONTROLLING SAID DRIVING MEANS TO PRODUCE A DRIVE CONDITION AND A STOP CONDITION OF SAID ROTATABLE MEMBER IN RESPONSE TO VARIOUS VACUUM CONDITIONS IN SAID ACTUATOR MEANS; A VACUUM DISTRIBUTING PROGRAM MEANS PRODUCING SAID VARIOUS VACUUM CONDITIONS IN SAID ACTUATOR MEANS TO DRIVE AND STOP SAID ROTATABLE MEMBER; AN UNBALANCE VALVE MEANS MOVABLE IN RESPONSE TO SAID ABNORMAL UNBALANCE CONDITION VIBRATIONS TO A LOCKED STOP POSITION TO CAUSE SAID PROGRAM MEANS TO STOP SAID ROTATABLE MEMBER, SAID UNBALANCE VALVE MEANS HAVING AN UNLOCKED DRIVE POSITION PERMITTING SAID PROGRAM MEANS TO DRIVE AND STOP SAID ROTATABLE MEMBER INDEPENDENTLY OF SAID UNBALANCE VALVE MEANS; AND AN ACCESS CLOSURE MEMBER HAVIASNG OPEN AND CLOSED POSITIONS AND HAVING A CLOSURE VALVE MEANS PERMITTING SAID UNBALANCE VALVE MEANS TO REMAIN IN LOCKED STOP POSITION WHEN SAID CLOSURE MEMBER IS IN CLOSED POSITION AND UNLOCKING SAID UNBALANCE VALVE MEANS WHEN SAID CLOSURE MEMBER IS IN OPEN POSITION.
Claim 2
Dependent Claim
178 words
IN COMBINATION: AN AUTOMATIC MACHINE HAVING A ROTATABLE MEMBER WHICH HAS ABNORMAL UNBALANCE CONDITION VIBRATIONS; DRIVING MEANS FOR DRIVING SAID ROTATABLE MEMBER; DRIVE CONTROLLING VACUUM ACTUATOR MEANS CONTROLLING SAID DRIVING MEANS TO PRODUCE A DRIVE CONDITION AND A STOP CONDITION OF SAID ROTATABLE MEMBER IN RESPONSE TO VARIOUS VACUUM CONDITIONS IN SAID ACTUATOR MEANS; A VACUUM DISTRIBUTING PROGRAM MEANS PRODUCING SAID VARIOUS VACUUM CONDITIONS IN SAID ACTUATOR MEANS TO DRIVE AND STOP SAID ROTATABLE MEMBER; AN UNBALANCE VALVE MEANS MOVABLE IN RESPONSE TO SAID ABNORMAL UNBALANCE CONDITION VIBRATIONS TO A LOCKED STOP POSITION TO CAUSE SAID PROGRAM MEANS TO STOP SAID ROTATABLE MEMBER, SAID UNBALANCE VALVE MEANS HAVING AN UNLOCKED DRIVE POSITION PERMITTING SAID PROGRAM MEANS TO DRIVE AND STOP SAID ROTATABLE MEMBER INDEPENDENTLY OF SAID UNBALANCE VALVE MEANS; AND AN ACCESS CLOSURE MEMBER HAVIASNG OPEN AND CLOSED POSITIONS AND HAVING A CLOSURE VALVE MEANS PERMITTING SAID UNBALANCE VALVE MEANS TO REMAIN IN LOCKED STOP POSITION WHEN SAID CLOSURE MEMBER IS IN CLOSED POSITION AND UNLOCKING SAID UNBALANCE VALVE MEANS WHEN SAID CLOSURE MEMBER IS IN OPEN POSITION.
References Cited (Backward Citations)
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US3256692A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |