Patent ID: 6393701
Filing Date: 2002-05-28
Classification: B23D

Abstract:
An electrical manual power saw with an interchangeable tool comprising a machine housing (10) including a housing shaft (101) having an axis (26) and a housing head (102) receiving the interchangeable tool (13); an electric drive mechanism for driving the interchangeable tool (13) in an oscillating reciprocating motion, the electric drive mechanism having an electric motor (14) received in the housing shaft (101), a manual switch (25) for turning the housing shaft (101) on and off and a gear (16) disposed in the housing head (102) wherein:the housing shaft (101) is essentially rod-shaped; the machine housing (101) has a constriction (103) in a transition region between the housing shaft (101) and the housing head; the manual switch is provided on the housing head and includes an actuation knob (241) and a slide (24) disposed on the housing head below the axis (26) of the housing shaft laterally offset therefrom towards the interchangeable tool such that upon grasping the constriction (103) by a grasping hand of an operator the thumb of the grasping hand rests on the actuation knob; and a retaining device (31) for a stop (32) extending across end side (102a) of the housing head (102) is provided on the housing head (102) of the machine housing (10), wherein the stop (32) is formed by one leg (332) of a rod-shaped hoop (33) bent into a U, and wherein the retaining device (31) has a hollow cylinder (34) piercing the machine housing (10) crosswise to the axis of the housing shaft (26) for form-locking insertion of another leg (331) of the hoop (33), and a channel (35) formed into a housing wall on the end side (102a) of the housing head (102) near an underside (102b) thereof for bracing the one leg (332) of the hoop that forms the stop (32).