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US5820388A Expired / Lapsed US ⏱️ 0.0 years remaining

Low profile surface-mounted connector having curved cantilevered spring contacts

Assignee: FCI Americas Technology LLC
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Filing: 1997-07-17
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Granted: 1998-10-13
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Expires: 2017-07-17
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Abstract

Abstract A low profile, surface-mounted receptacle includes a housing having a cavity defined at least in part by the interior surfaces of the sidewalls thereof. The interior surface of at least one sidewall has a groove, one wall of the groove being defined by an inclined portion. An electrical spring contact is received within the groove, the contact being of the curved, dual cantilever type having a first leg, a curved transition portion and a second leg. The contact being disposed to define a clearance space between itself and the inclined. The legs and curved portion responding to the introduction of a male plug by cantilever toward the inclined sidewall and undergoing a reduction in the radius of curvature, thereby displacing to an extent sufficient to exert a predetermined normal force on the plug, despite dimensional variations in the housing due to manufacture.

Inventors

  • 👤 John Donald Walden

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:07
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/72; H01R12/721; H01R12/712; H01R12/716

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 132 words
A spring-type electrical contact comprising: a first leg; a second leg having a wiping section thereon; a radiused transition portion that is unitary with said first leg at a first end thereof and is unitary with said second leg at a second end thereof; and a flange connected to said first leg for guiding and constraining said first leg to move only within a predetermined range of motion; said first leg, said second leg, and said transition portion being constructed and arranged so that (i) said first leg will cantilever about an anchor point; (ii) said second leg will cantilever about said second end of said transition portion; and (iii) said transition region will undergo a reduction in its radius of curvature when lateral contact force is imparted to said wiping section.
Claim 2
Dependent Claim 132 words
A spring-type electrical contact comprising: a first leg; a second leg having a wiping section thereon; a radiused transition portion that is unitary with said first leg at a first end thereof and is unitary with said second leg at a second end thereof; and a flange connected to said first leg for guiding and constraining said first leg to move only within a predetermined range of motion; said first leg, said second leg, and said transition portion being constructed and arranged so that (i) said first leg will cantilever about an anchor point; (ii) said second leg will cantilever about said second end of said transition portion; and (iii) said transition region will undergo a reduction in its radius of curvature when lateral contact force is imparted to said wiping section.
Claim 3
Dependent Claim 29 words
The connector according to claim 1, wherein the distance on said first leg from said anchor point to said first end of said transition region is approximately 0.095 inches.
Claim 4
Dependent Claim 16 words
The connector according to claim 1, further comprising a tail region connected to said anchor point.
Claim 5
Dependent Claim 13 words
The connector according to claim 1, wherein said anchor point comprises a barb.

References Cited (Backward Citations)

NL270209A Cited
NL6508627A Cited
US3920303A Cited
US4106841A Cited
US4955820A Cited
US5433616A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2001-10-12 2002-04-13 2002-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2005-10-12 2006-04-13 2006-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2009-10-12 2010-04-13 2010-10-13 $7700.00 Window Closed / Lapsed

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