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US 2026/0190293 A1Published application
Power tool with housing providing circuit board cooling
AssigneeRobert Bosch GmbH
InventorsStephen Claude Oberheim, Peter Jack Wierzchon, Eric Mallory
Life of this patent
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Abstract
A power tool includes a metallic housing having a user-facing first side portion and a second side portion opposite the user-facing first side portion. The metallic housing defines a cooling zone in the second side portion opposite the user-facing first side portion, and a circuit board assembly is mounted to the cooling zone in thermal communication with the cooling zone. A motor is positioned within the metallic housing at a location between the circuit board assembly and the user-facing first side portion.
Claims20
A power tool comprising:
- a metallic housing having a user-facing first side portion and a second side portion opposite the user-facing first side portion, the metallic housing defining a cooling zone in the second side portion opposite the user-facing first side portion;
- a circuit board assembly mounted to the cooling zone and in thermal communication with the cooling zone;
- and
- a motor positioned within the metallic housing at a location between the circuit board assembly and the user-facing first side portion.
1 more element
A method of cooling a power tool comprising:
- providing a metallic housing having a user-facing first side portion and a second side portion opposite the user-facing first side portion, the metallic housing defining a cooling zone in the second side portion opposite the user-facing first side portion;
- mounting a circuit board assembly to the cooling zone such that the circuit board assembly is in thermal communication with the cooling zone with a motor positioned within the metallic housing at a location between the circuit board assembly and the user-facing first side portion;
- generating heat with the circuit board assembly;
- and
- transferring the generated heat to the cooling zone.
2 more elements
Dependencies are inferred from the claim text.