U.S. patents available from 1976 to present.
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Battery pack retention apparatus

Patent 5308716 Issued on May 3, 1994. Estimated Expiration Date: Icon_subject September 20, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Battery housing with integral latch and positive displacement apparatus Patent #: 4904549
Issued on: 02/27/1990
Inventor: Goodwin, et al.

Inventors

Assignee

Application

No. 123815 filed on 09/20/1993

US Classes:

429/97, Having switch or interlock means429/100, Support or holder per se429/123Having means to interchangeably connect plural individual cells or means to conectively support cell to current seeking apparatus

Examiners

Primary: Skapars, Anthony

Attorney, Agent or Firm

International Class

H01M 002/10

Abstract

The battery pack retention apparatus, described herein, is an injection molded part. The injection molded part includes a rear housing (200) for a radiotelephone (100), two rails (201, 203) for a battery pack (101) to slide along and six guide bars (207, 209, 211, 213, 215, 217) for retaining the battery pack (101) on the radiotelephone (100). Four of the six guide bars are the compliance-type. The compliance-type guide bars (207, 211, 213, 217) have a U-shape and are coupled to the rails. A channel (401) is cored out from the rails under the compliance-type guide bars to allow for deflection of the guide bars. Deflection is caused by the bullets (409) of the battery pack (101) when the battery pack (101) is fully inserted. The deflection(y) of the guide bars provides a calculated force upon the battery pack (101). This calculated force ensures a high quality electrical connection between the contacts of the battery pack and the contacts of the radiotelephone.

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