Patent US3327997A successfully refreshed from Google Patents.
US3327997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sensing apparatus
Assignee: Zetco Engineering and Tool Co Inc
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Filing: 1965-02-16
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Granted: 1967-06-27
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Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Zenke Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:01
CPC Classifications
B; B66; B66F; B66F7/00; B66F7/02; E; E04; E04B; E04B1/00; E04B1/35; E04B1/3511
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
APPARATUS FOR SENSING VARIATION IN RELATIVE POSITION OF A PLURALITY OF POINTS ABOUT A BODY BEING LIFTED, SAID APPARATUS COMPRISING: SENSING MEANS LOCATED AT EACH OF SAID PLURALITY OF POINTS, EACH SENSING MEANS MOVING A FIRST DISTANCE CORRESPONDING TO THE MOVEMENT OF ITS RESPECTIVE POINT; ACTUATING MEANS OPERATIVELY ASSOCIATED WITH EACH SENSING MEANS, EACH ACTUATING MEANS MOVING A SECOND DISTANCE CORRESPONDING TO THE MOVEMENT OF A PRESELECTED REGION OF THE BODY BEING LIFTED; EACH OF SAID SENSING MEANS INCLUDING MEANS FOR INDICATING A DEVIATION BETWEEN ITS RESPECTIVE FIRST DISTANCE AND SAID SECOND DISTANCE.
Claim 2
Dependent Claim
93 words
APPARATUS FOR SENSING VARIATION IN RELATIVE POSITION OF A PLURALITY OF POINTS ABOUT A BODY BEING LIFTED, SAID APPARATUS COMPRISING: SENSING MEANS LOCATED AT EACH OF SAID PLURALITY OF POINTS, EACH SENSING MEANS MOVING A FIRST DISTANCE CORRESPONDING TO THE MOVEMENT OF ITS RESPECTIVE POINT; ACTUATING MEANS OPERATIVELY ASSOCIATED WITH EACH SENSING MEANS, EACH ACTUATING MEANS MOVING A SECOND DISTANCE CORRESPONDING TO THE MOVEMENT OF A PRESELECTED REGION OF THE BODY BEING LIFTED; EACH OF SAID SENSING MEANS INCLUDING MEANS FOR INDICATING A DEVIATION BETWEEN ITS RESPECTIVE FIRST DISTANCE AND SAID SECOND DISTANCE.
References Cited (Backward Citations)
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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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |