US3286599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tracing mechanism for amplified flow
Assignee: Milacron Inc
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Filing: 1964-02-12
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Granted: 1966-11-22
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Expires: 1984-02-12
Abstract
No abstract record available.
Inventors
- 👤 Wendell I Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:22
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/18; B23Q2735/00; B23Q2735/02; B23Q2735/08; B23Q2735/082; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/147
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
TRACER MACHANISM COMPRISING: (A) A MAIN VALVE HAVING A MOVABLE VALVE MEMBER, (B) A PILOT VALVE HAVING TWO RELATIVELY MOVABLE MENBERS, (C) A STYLUS CONNECTED TO ONE OF SAID PILOT VALVE MEMBERS FOR DISPLACEMENT THEREOF, (D) MEANS RESPONSIVE TO THE DISPLACEMENT OF SAID ONE PILOT VALVE MEMBER TO INITIATE MOVEMENT OF THE MOVABLE MEMBER OF THE MAIN VALVE, (E) AND MEANS RESPONSIVE TO MOVEMENT OF THE MOVABLE VALVE MEMBER OF THE MAIN VALVE MEMBER TO MOVE SAID OTHER MOVABLE VALVE MEMBER OF SAID PILOT VALVE TO TERMINATE MOVEMENT OF SAID MAIN VALVE MEMBER.
Claim 2
Dependent Claim
93 words
TRACER MACHANISM COMPRISING: (A) A MAIN VALVE HAVING A MOVABLE VALVE MEMBER, (B) A PILOT VALVE HAVING TWO RELATIVELY MOVABLE MENBERS, (C) A STYLUS CONNECTED TO ONE OF SAID PILOT VALVE MEMBERS FOR DISPLACEMENT THEREOF, (D) MEANS RESPONSIVE TO THE DISPLACEMENT OF SAID ONE PILOT VALVE MEMBER TO INITIATE MOVEMENT OF THE MOVABLE MEMBER OF THE MAIN VALVE, (E) AND MEANS RESPONSIVE TO MOVEMENT OF THE MOVABLE VALVE MEMBER OF THE MAIN VALVE MEMBER TO MOVE SAID OTHER MOVABLE VALVE MEMBER OF SAID PILOT VALVE TO TERMINATE MOVEMENT OF SAID MAIN VALVE MEMBER.
References Cited (Backward Citations)
US2079720A
Cited
US3053280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |