US4737114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical contact pin
Assignee: Hirose Electric Co Ltd
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Filing: 1987-09-23
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Granted: 1988-04-12
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Expires: 2007-09-23
Abstract
Abstract An electrical contact pin has a compliant part to be fitted into a plated aperture having a diameter of no more than about 0.94 mm (0.037 inch). the compliant part consists of a pair of elongated legs coming together at opposite shear ends and having generally straight inside walls which are not offset with respect to each other along a shear plane and define a thin slot. The thin slot has a length and a width which are greater than the shear ends.
Inventors
- 👤 Hirokatsu Yaegashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:35
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/50; H01R12/51; H01R12/55; H01R12/58; H01R12/585; G; G01; G01R; G01R1/00; G01R1/02; G01R1/06; G01R1/067; G01R1/06711; G01R1/06733; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
143 words
An electrical contact pin having a compliant part to be fitted into a plated aperture having a diameter of no more than about 0.94 mm (0.037 inch); said compliant part comprising; a pair of opposed elongated outwardly bowed legs which have been sheared apart, whose ends are joined to respective ends of said pin, said legs being separated by a slot, said legs each having a central portion and end portions which are parallel to the longitudinal axis of said pin, said central portions being spaced farther apart outwardly than said end portions, said central portion of each said leg being joined to its respective said end portions by curved segments, said slots having ends which extend longitudinally beyond said curved segments, said slot ends separating said end portions at both of said pin ends so that they do not abut one another.
Claim 2
Dependent Claim
143 words
An electrical contact pin having a compliant part to be fitted into a plated aperture having a diameter of no more than about 0.94 mm (0.037 inch); said compliant part comprising; a pair of opposed elongated outwardly bowed legs which have been sheared apart, whose ends are joined to respective ends of said pin, said legs being separated by a slot, said legs each having a central portion and end portions which are parallel to the longitudinal axis of said pin, said central portions being spaced farther apart outwardly than said end portions, said central portion of each said leg being joined to its respective said end portions by curved segments, said slots having ends which extend longitudinally beyond said curved segments, said slot ends separating said end portions at both of said pin ends so that they do not abut one another.
Claim 3
Dependent Claim
15 words
An electrical contact pin as recited in claim 1, wherein said end portions are coined.
Claim 4
Dependent Claim
15 words
An electrical contact pin as recited in claim 2, wherein said central portions are coined.
References Cited (Backward Citations)
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Cited
US4186982A
Cited
US4186982B1
Cited
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Cited
US4513499A
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US4606589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-04-12 | 1991-10-12 | 1992-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-04-12 | 1995-10-12 | 1996-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-04-12 | 1999-10-12 | 2000-04-12 | $7700.00 | Window Closed / Lapsed |