IP Library › Patent Application 13555510
Patent Application
App. No. 13/555,510

HAMMER DRILL

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Quick Facts
Patent No.
US None
App. No.
13/555,510
Abstract

A hammer drill having a housing and a rear handle moveably mounted to a rear of the housing by means of at least one movement control mechanism is disclosed. A bellows is fixed to the handle and slidably mounted to a protrusion on the housing to prevent access to the movement control mechanism.

Claims (11)

1 . A power tool comprising:

a housing;

a tool holder mounted to the housing for holding a cutting tool;

a hammer mechanism in the housing for imparting impacts to a cutting tool held by the tool holder;

a motor in the housing for driving the hammer mechanism;

a rear handle moveably mounted to a rear of the housing by means of at least one movement control mechanism comprising a respective first part mounted to one of the rear handle and housing, and a respective second part mounted to the other of the rear handle and housing and adapted to slidably engage said first part;

at least one biasing device for biasing the rear handle away from the housing; and

at least one cover device engaging said housing and said handle to prevent access to a respective said movement control mechanism, wherein at least one said cover device comprises a respective cover member having at least one end portion slidably engaging one of said housing and said rear handle.

2 . The power tool of claim 1 , wherein at least one said end portion is fixed with respect to one of said housing or said rear handle.

3 . The power tool of claim 1 , wherein at least one said end portion is integrally formed with one of said housing or said rear handle.

4 . The power tool of claim 1 , wherein at least one said cover device has a compressible portion between first and second said end portions thereof.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 27, 2012
From: FRIEDRICH, ANDREAS; HARCAR, FRANTISEK
To: BLACK & DECKER INC.
Reel/Frame 029353/0588 →