Power driven, hand operated plane
AssigneeRobert Bosch GmbH
InventorsFritz Schadlich, Gerhard Armbruster, Werner Neubert, Peter Stierle
Life of this patent
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Abstract
The power driven, hand operated plane of the type having a fixed front guiding plate adjoining the circular path of movement of the planing knife, and a vertically adjustable rear guiding plate controlled by an adjustment device assembled of a control disk mounted at one end of a screw spindle and projecting partially from the housing; the other end of the spindle engages a nut which is secured to the shoe by a preadjustment mechanism; a biasing spring presses the shoe against the nut; a dial provided on top of the control disk is visible to the user through a window in the housing.
Claims13
In a power driven, hand operated plane including a housing, a handle on the housing, a rotary shaft arranged within the housing for supporting at least one planing knife, a first guiding plate mounted on the housing and adjoining the path of movement of the planing knife, an adjustable shoe guided in the housing, a second guiding plate formed on the shoe and adjoining the path of movement of the planing knife opposite the first guiding plate, a combination comprising an adjustment device mounted on the device and engaging said shoe, said adjustment device including a control disk arranged in the housing opposite said shoe and being provided on its face with a control dial;
- a screw spindle attached at one end thereof to said control disk;
- a spindle nut attached to said shoe and engaging the other end of said spindle;
- a biasing spring provided between said housing and said shoe;
- and stop means formed between said control disk and said housing to limit the rotation of said control disk.
Dependencies are inferred from the claim text.