US3088591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Linear dimension gauge
Assignee: Individual
•
Filing: 1958-08-29
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Granted: 1963-05-07
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Expires: 1978-08-29
Abstract
No abstract record available.
Inventors
- 👤 Perthen Johannes Franz
- 👤 Steudel Hans Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:29
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/04; B07C5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A LINEAR DIMENSION GAUGE APPARATUS COMPRISING, AN ELECTRICAL GAUGE HEAD HAVING A RECIPROCABLE FEELER FOR SENSING INDIVIDUAL ARTICLES OF SUBJECT MATTER TO BE GAUGED AND MEANS FOR CONVERTING THE FEELER MOVEMENTS INTO ELECTRICAL OUTPUT SIGNALS REPRESENTATIVE OF THE VALUE OF THE MEASURED DIMENSION, AND ELECTRICAL MEASURING MECHANISM CONNECTED TO SAID HEAD AND HAVING A POINTER FOR INDICATING THE MEASURED VALUES, AUTOMATIC COUPLING MEANS OPERABLY COUPLING THE MEASURING MECHANISM AND THE GAUGE HEAD FEELER, A LOCKING DEVICE FOR RELEASABLY HOLDING THE POINTER AT INDICATING POSITIONS CORRESPONDING TO THE LAST SUCCESSIVE INDICATION REPRESENTATIVE OF A GAUGE DIMENSION READING TAKEN ON THE SUBJECT MATTER COMPRISING AN ELECTRONIC CIRCUIT HAVING CAPACITORS CHARGEABLE TO A CAPACITANCE VALUE REPRESENTATIVE OF THE MEASURED VALUE BETWEEN SUCCESSIVE GAUGE READINGS, MEANS CONNECTED TO RESPOND TO THE CAPACITANCE VALUE TO MAINTAIN THE POINTER AT INDICATING POSITION AS LONG AS THE CAPACITORS ARE IN A CHARGED CONDITION, AND MEANS TO DISCHARGE AT LEAST SOME OF THE CAPCITORS BETWEEN SUCCESSIVE GAUGE READINGS.
Claim 2
Dependent Claim
160 words
A LINEAR DIMENSION GAUGE APPARATUS COMPRISING, AN ELECTRICAL GAUGE HEAD HAVING A RECIPROCABLE FEELER FOR SENSING INDIVIDUAL ARTICLES OF SUBJECT MATTER TO BE GAUGED AND MEANS FOR CONVERTING THE FEELER MOVEMENTS INTO ELECTRICAL OUTPUT SIGNALS REPRESENTATIVE OF THE VALUE OF THE MEASURED DIMENSION, AND ELECTRICAL MEASURING MECHANISM CONNECTED TO SAID HEAD AND HAVING A POINTER FOR INDICATING THE MEASURED VALUES, AUTOMATIC COUPLING MEANS OPERABLY COUPLING THE MEASURING MECHANISM AND THE GAUGE HEAD FEELER, A LOCKING DEVICE FOR RELEASABLY HOLDING THE POINTER AT INDICATING POSITIONS CORRESPONDING TO THE LAST SUCCESSIVE INDICATION REPRESENTATIVE OF A GAUGE DIMENSION READING TAKEN ON THE SUBJECT MATTER COMPRISING AN ELECTRONIC CIRCUIT HAVING CAPACITORS CHARGEABLE TO A CAPACITANCE VALUE REPRESENTATIVE OF THE MEASURED VALUE BETWEEN SUCCESSIVE GAUGE READINGS, MEANS CONNECTED TO RESPOND TO THE CAPACITANCE VALUE TO MAINTAIN THE POINTER AT INDICATING POSITION AS LONG AS THE CAPACITORS ARE IN A CHARGED CONDITION, AND MEANS TO DISCHARGE AT LEAST SOME OF THE CAPCITORS BETWEEN SUCCESSIVE GAUGE READINGS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |