US4215871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand held collet
Assignee: Vargus Ltd
•
Filing: 1979-03-05
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Granted: 1980-08-05
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Expires: 1999-03-05
Abstract
Abstract A hand-held collet for holding a tool or the like within displaceable jaw pieces which are mounted on sprung rods accommodated within a hollow tubular handle.
Inventors
- 👤 Mordechai Hirsch
- 👤 Ilan Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:47
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/1207; B23B31/1253; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17418; Y10T279/17427; Y10T279/17461; Y10T279/17487; Y10T279/17504; Y10T279/17512
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
212 words
A hand held collet comprising a hollow tubular handle; a first, externally threaded end portion of said handle; a plurality of jaw pieces; a like plurality of resiliently flexible rods; a rod anchoring block to which a first set of ends said rods is secured, an opposite set of ends of said rods being secured to said jaw pieces so that said jaw pieces radiate outwardly with respect to said block; a collet collar; a first, apertured, tapering end portion of said collar; a second, opposite internally threaded end portion of said collar; said collet being assembled with said anchoring block and rods disposed within said handle and with said jaw pieces extending beyond the first end thereof into said collar, screw coupling of said collar to said handle resulting in the inward gripping, displacement of said jaw pieces against an outwardly directed biasing force exerted by said rods; an annular member surrounding said rods; and a plurality of fixed jaw pieces formed integrally with said member and respectively disposed between said first mentioned jaw pieces, a skirt portion of said member adapted to be located within said first end portion of said handle and an outwardly directed flange of said member adapted to abut a rim of said first end portion.
Claim 2
Dependent Claim
212 words
A hand held collet comprising a hollow tubular handle; a first, externally threaded end portion of said handle; a plurality of jaw pieces; a like plurality of resiliently flexible rods; a rod anchoring block to which a first set of ends said rods is secured, an opposite set of ends of said rods being secured to said jaw pieces so that said jaw pieces radiate outwardly with respect to said block; a collet collar; a first, apertured, tapering end portion of said collar; a second, opposite internally threaded end portion of said collar; said collet being assembled with said anchoring block and rods disposed within said handle and with said jaw pieces extending beyond the first end thereof into said collar, screw coupling of said collar to said handle resulting in the inward gripping, displacement of said jaw pieces against an outwardly directed biasing force exerted by said rods; an annular member surrounding said rods; and a plurality of fixed jaw pieces formed integrally with said member and respectively disposed between said first mentioned jaw pieces, a skirt portion of said member adapted to be located within said first end portion of said handle and an outwardly directed flange of said member adapted to abut a rim of said first end portion.
Claim 3
Dependent Claim
24 words
A collet according to claim 1 wherein there is furthermore provided a screw-on cap for closing a second and opposite end of said handle.
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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) | 1983-08-05 | 1984-02-04 | 1984-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-08-05 | 1988-02-04 | 1988-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-08-05 | 1992-02-04 | 1992-08-05 | $7700.00 | Window Closed / Lapsed |