US3252379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feelers of the electrical-sequence type for machine tools
Assignee: FRANCO BELGE MAT CHEMIN FER
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Filing: 1964-04-23
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Granted: 1966-05-24
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Labruyere Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:02
CPC Classifications
H; H01; H01H; H01H25/00; H01H25/04; B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/24; B23Q35/26; B23Q35/30; B23Q35/32; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/303416; Y10T409/303472; Y10T409/303528
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
245 words
IN A MACHINE TOOL, IN COMBINATION, SUPPORT MEANS; A SLEEVE; UNVERSAL JOINT MEANS MOUNTING SAID SLEEVE ON SAID SUPPORT MEANS; A FEELER PIN HAVING A CONICAL RECESS AT ONE END THEREOF AND BEING MOUNTED IN SAID SLEEVE SLIDABLY IN AXIAL DIRECTION AND UNIVERSALLY TILTABLE WITH SAID SLEEVE; ARM MEANS PIVOTALLY MOUNTED ON SAID SUPPORT MEANS EXTENDING TRANSVERSE TO SAID FEELER PIN SPACED FROM SAID ONE END THEREOF AND BEING ARRANGED AND CONSTRUCTED FOR ACTUATING CONTROL CONTACTS OF DRIVE MEANS FOR SAID MACHINE TOOL; ELONGATED SLIDE MEANS LOCATED BETWEEN SAID ONE END OF SAID FEELER PIN AND SAID ARM MEANS, SAID SLIDE MEANS FACING WITH ONE END THEREOF SAID ONE END OF SAID FEELER PIN AND BEING FORMED AT SAID ONE END THEREOF WITH A CONICAL RECESS, SAID SLIDE MEANS BEING OPERATIVELY CONNECTED AT THE OTHER END THEREOF TO SAID ARM MEANS; A BALL LOCATED BETWEEN SAID CONICAL RECESSES SO THAT THE MOVEMENTS OF SAID BALL AND SAID SLIDE MEANS TO SAID ARM MEANS OF SAID BALL AND SAID SLIDE MEANS TO SAID ARM MEANS IN SUCH A MANNER THAT THE RATIO BETWEEN THE ANGULAR MOVEMENT OF SAID FEELER PIN AND THE CORRESPONDING ANGULAR MOVEMENT OF SAID ARM MEANS WILL BE CONSTANT WHATEVER THE DIRECTION OF MOVEMENT OF SAID FEELER PIN; AND COMPENSATING SPRING MEANS OPERATIVELY CONNECTED TO SAID FEELER PIN AND TO SAID SLEEVE AND CONSTRUCTED AND ARRANGED IN SUCH A MANNER THAT AXIAL DISPLCENENTS OF SAID FEELER PIN NECESSITATE, FOR A GIVEN AMPLITUDE, A
Claim 2
Dependent Claim
245 words
IN A MACHINE TOOL, IN COMBINATION, SUPPORT MEANS; A SLEEVE; UNVERSAL JOINT MEANS MOUNTING SAID SLEEVE ON SAID SUPPORT MEANS; A FEELER PIN HAVING A CONICAL RECESS AT ONE END THEREOF AND BEING MOUNTED IN SAID SLEEVE SLIDABLY IN AXIAL DIRECTION AND UNIVERSALLY TILTABLE WITH SAID SLEEVE; ARM MEANS PIVOTALLY MOUNTED ON SAID SUPPORT MEANS EXTENDING TRANSVERSE TO SAID FEELER PIN SPACED FROM SAID ONE END THEREOF AND BEING ARRANGED AND CONSTRUCTED FOR ACTUATING CONTROL CONTACTS OF DRIVE MEANS FOR SAID MACHINE TOOL; ELONGATED SLIDE MEANS LOCATED BETWEEN SAID ONE END OF SAID FEELER PIN AND SAID ARM MEANS, SAID SLIDE MEANS FACING WITH ONE END THEREOF SAID ONE END OF SAID FEELER PIN AND BEING FORMED AT SAID ONE END THEREOF WITH A CONICAL RECESS, SAID SLIDE MEANS BEING OPERATIVELY CONNECTED AT THE OTHER END THEREOF TO SAID ARM MEANS; A BALL LOCATED BETWEEN SAID CONICAL RECESSES SO THAT THE MOVEMENTS OF SAID BALL AND SAID SLIDE MEANS TO SAID ARM MEANS OF SAID BALL AND SAID SLIDE MEANS TO SAID ARM MEANS IN SUCH A MANNER THAT THE RATIO BETWEEN THE ANGULAR MOVEMENT OF SAID FEELER PIN AND THE CORRESPONDING ANGULAR MOVEMENT OF SAID ARM MEANS WILL BE CONSTANT WHATEVER THE DIRECTION OF MOVEMENT OF SAID FEELER PIN; AND COMPENSATING SPRING MEANS OPERATIVELY CONNECTED TO SAID FEELER PIN AND TO SAID SLEEVE AND CONSTRUCTED AND ARRANGED IN SUCH A MANNER THAT AXIAL DISPLCENENTS OF SAID FEELER PIN NECESSITATE, FOR A GIVEN AMPLITUDE, A
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) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |