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US 10,046,450 B2Granted
Mode change knob assembly
AssigneeBlack & Decker Inc.
InventorsRalf Bernhart, Martin Soika
Life of this patent
Estimating the term…
Abstract
A knob assembly for a power tool comprising: a knob having a slot and knob recess, the slot and knob recess intersecting each other at an intersection within the knob; a latch slideably mounted within the slot; a peg located within the knob recess; wherein the peg and latch engage with each other via the intersection in order for the peg to retain the latch within the slot and for the latch to retain peg within the knob recess.
Claims9
A knob assembly for a power tool comprising:
- a knob having a slot and a knob recess, the slot and knob recess intersecting each other at an intersection within the knob;
- a latch slideably mounted within the slot;
- and
- a peg located within the knob recess and comprising a peg recess that faces towards the slot through the intersection;
- wherein the peg and latch engage with each other via the intersection in order for the peg to retain the latch within the slot and for the latch to retain the peg within the knob recess, and
- wherein the latch comprises a catch that locates in and is slidable within the peg recess, the sliding movement of the latch within the slot being restricted by the sliding movement of the catch within the peg recess.
3 more elements
A hammer drill comprising:
- a housing;
- a motor mounted within the housing;
- a tool holder mounted on the housing;
- a transmission mechanism mounted with the housing which utilizes the rotary output of the motor to drive a cutting tool, when held within the tool holder, in at least two modes of operation;
- a mode change mechanism which switches the transmission mechanism between the at least two modes of operation;
- and
- a knob assembly which engages with and is configured to adjust the mode change mechanism so that it switches the transmission mechanism between the at least two modes of operation;
- wherein the knob assembly comprises:
- a knob having a slot and a knob recess, the slot and knob recess intersecting each other at an intersection within the knob;
- a latch slideably mounted within the slot;
- a peg located within the knob recess and comprising a peg recess that faces towards the slot through the intersection;
- and
- wherein the peg and latch engage with each other via the intersection in order for the peg to retain the latch within the slot and for the latch to retain peg within the knob recess, and
- wherein the latch comprises a catch that locates in and is slidable within the peg recess, the sliding movement of the latch within the slot being restricted by the sliding movement of the catch within the peg recess.
11 more elements
Dependencies are inferred from the claim text.