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US 9,431,742 B2Granted
Spring loaded contacts having sloped backside with retention guide
AssigneeApple Inc.
InventorsJohn DiFonzo, Shuhi Mori
Life of this patent
Estimating the term…
Abstract
A spring-loaded contact may include a barrel to form a housing for the spring-loaded contact, a plunger at least partially enclosed by the barrel, a spring enclosed by the barrel, and a sphere between the plunger and the spring. A back of the plunger may be formed at an angle and to include a retention guide, the retention guide partly over the sphere such that the sphere may be in contact with the back of the plunger and the retention guide.
Claims20
A spring-loaded contact comprising:
- a barrel to form a housing for the spring-loaded contact;
- a plunger at least partially enclosed by the barrel;
- a spring enclosed by the barrel;
- a first sphere;
- and
- a second sphere,
- wherein a back of the plunger is cup-shaped, wherein the cup-shape has a slot such that the cup-shape receives the first sphere and the slot receives the second sphere.
4 more elements
A spring-loaded contact comprising:
- a barrel to form a housing for the spring-loaded contact, the barrel having a front opening;
- a spring enclosed by the barrel;
- a plunger at least partially enclosed by the barrel, the plunger having a body between the spring and the front opening and a contacting portion extending beyond the front opening, a back of the plunger having a cup-shaped depression;
- and
- an isolation object in the cup-shaped depression in the back of the plunger,
- wherein the back of the plunger further comprises a slot, the spring loaded contact further comprising:
- an additional object located in the slot in the back of the plunger.
4 more elements
A spring-loaded contact comprising:
- a barrel to form a housing for the spring-loaded contact, the barrel having a front opening and an opposing rear wall;
- a plunger at least partially enclosed by the barrel and emerging from the front opening, a back of the plunger having a cup shaped depression and a slot in the cup-shaped depression;
- an isolation object in the cup-shaped depression in the back of the plunger,
- an additional object in the slot in the cup-shaped depression;
- and
- a spring enclosed by the barrel, the spring between the rear wall and the isolation object.
3 more elements
Dependencies are inferred from the claim text.