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Latch mechanism for a battery operated power tool

  • US 6,168,881 B1
  • Filed: 08/14/1998
  • Issued: 01/02/2001
  • Est. Priority Date: 08/14/1998
  • Status: Expired due to Term
First Claim
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1. A latch mechanism to attach a battery pack having a housing for a power tool, the latch mechanism comprising:

  • a latching member having an outer side and an inner side, a latching flange extending from the inner side at one end of a latching portion and a pushing surface on the outer side toward an opposing end of the latching portion; and

    a spring engaged with the inner surface of a latching surface opposing the pushing surface;

    wherein the latching member includes a pivot axis between the latching flange and the pushing surface;

    wherein the latching member moves between an engaged position where the flange is connected to the power tool and a released position where the flange is disconnected from the power tool by depressing on the pushing surface thereby moving the spring; and

    wherein the distance between the latching surface and the pivot axis is greater than the distance between the pivot axis and the pushing surface.

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