US3338495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustably biased separable pressure assembly
Assignee: U S BAIRD CORP
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Filing: 1965-08-04
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Granted: 1967-08-29
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Expires: 1985-08-04
Abstract
No abstract record available.
Inventors
- 👤 Motte Pierre De La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:46
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/08; B21D43/09
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
AN ASSEMBLY COMPRISING: A BASE DEFINING AN OPENING THERETHROUGH; A FIRST PRESSURE MEANS MOUNTED IN SAID OPENING; A HOLLOW SUPPORT SECURED TO SAID BASE AND EXTENDING UPWARDLY THEREFROM; A YOKE SLIDABLY MOUNTED ON SAID SUPPORT; A PRESSURE MEMBER CARRIED BY A YOKE WITHIN SAID OPENING; SPRING MEANS BIASING SAID PRESSURE MEMBER AGAINST SAID PRESSURE MEANS; AN ADJUSTING NUT THREADEDLY SECURED TO SAID SUPPORT AND ARRANGED TO ADJUSTABLY COMPRESS SAID SPRING; A LIFT SHAFT SLIDABLY MOUNTED WITHIN SAID SUPPORT AND HAVING AN UPPER AND A LOWER END; MEANS SELECTIVELY INTERCONNECTING SAID LOWER END IN LIFTING RELATIONSHIP WITH SAID YOKE; AND LIFT NUT MEANS THREADED SECURED TO SAID UPPER END AND ARRANGED TO RAISE AND LOWER SAID SHAFT WITHIN SAID SUPPORT.
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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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |