US3324561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Micrometer caliper
Assignee: H AND A INSTRUMENT CORP
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Filing: 1964-04-29
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Granted: 1967-06-13
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Expires: 1984-04-29
Abstract
No abstract record available.
Inventors
- 👤 Zwierzynski Alexander
- 👤 Leopold C Grimsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:39
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/18; G01B3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A CALIPER INCLUDING: A FIXED JAW, A MOVABLE JAW ASSEMBLY, MEANS MOUNTING SAID FIXED JAW AND MOVABLE JAW ASSEMBLY FOR BODILY LINEAR MOVEMENT OF THE MOVABLE JAW ASSEMBLY WITH RESPECT TO THE FIXED JAW, THE FIXED JAW INCLUDING A CONTACT POINT OPPOSITELY DISPOSED WITH RESPECT TO A CONTACT POINT ON THE MOVABLE JAW ASSEMBLY, SAID MOVABLE JAW ASSEMBLY INCLUDING A HOUSING, A RACK, A FEELER TIP RIGID WITH AND CARRIED BY THE RACK, SAID FEELER TIP CARRYING THE CONTACT POINT OF THE MOVABLE JAW ASSEMBLY, MEANS MOUNTING SAID RACK IN THE HOUSING FOR LINEAR MOVEMENT OF THE RACK AND THE FEELER TIP PARALLEL TO THE MOVEMENT OF THE MOVABLE JAW ASSEMBLY BETWEEN A NEUTRAL POSITION AND A PREDETERMINED READING POSITION OF THE FEELER TIP, MEANS BIASING THE RACK AND THE FEELER TIP TO THE NEUTRAL POSITION OF THE FEELER TIP, SAID RACK BEING FREELY MOVABLE WITH RESPECT TO THE HOUSING EXCEPT FOR THE ACTION OF SAID BIASING MEANS, INDICATING MEANS ACTUATED BY THE RACK FOR VISUALLY INDICATING WHEN THE FEELER TIP IS IN A PREDETERMINED READING POSITION, SAID MEANS INCLUDING A CALIBRATED MEMBER INCLUDING SCALE LINES ON BOTH SIDES
Claim 2
Dependent Claim
189 words
A CALIPER INCLUDING: A FIXED JAW, A MOVABLE JAW ASSEMBLY, MEANS MOUNTING SAID FIXED JAW AND MOVABLE JAW ASSEMBLY FOR BODILY LINEAR MOVEMENT OF THE MOVABLE JAW ASSEMBLY WITH RESPECT TO THE FIXED JAW, THE FIXED JAW INCLUDING A CONTACT POINT OPPOSITELY DISPOSED WITH RESPECT TO A CONTACT POINT ON THE MOVABLE JAW ASSEMBLY, SAID MOVABLE JAW ASSEMBLY INCLUDING A HOUSING, A RACK, A FEELER TIP RIGID WITH AND CARRIED BY THE RACK, SAID FEELER TIP CARRYING THE CONTACT POINT OF THE MOVABLE JAW ASSEMBLY, MEANS MOUNTING SAID RACK IN THE HOUSING FOR LINEAR MOVEMENT OF THE RACK AND THE FEELER TIP PARALLEL TO THE MOVEMENT OF THE MOVABLE JAW ASSEMBLY BETWEEN A NEUTRAL POSITION AND A PREDETERMINED READING POSITION OF THE FEELER TIP, MEANS BIASING THE RACK AND THE FEELER TIP TO THE NEUTRAL POSITION OF THE FEELER TIP, SAID RACK BEING FREELY MOVABLE WITH RESPECT TO THE HOUSING EXCEPT FOR THE ACTION OF SAID BIASING MEANS, INDICATING MEANS ACTUATED BY THE RACK FOR VISUALLY INDICATING WHEN THE FEELER TIP IS IN A PREDETERMINED READING POSITION, SAID MEANS INCLUDING A CALIBRATED MEMBER INCLUDING SCALE LINES ON BOTH SIDES
References Cited (Backward Citations)
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US3104646A
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US1129937A
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US2454327A
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US2741848A
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US2844878A
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US3224103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |