Patents
US 11418089 B2: Power module for a brushless motor
- Granted
- 2022-08-16
- Filed
- 2020-05-11 application 16871349
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A power tool is provided, including a housing; an electric brushless DC motor disposed within the housing; and a power module disposed within the housing and electrically coupled to the motor. The power module includes a circuit board, a first set of power switches mounted on a first surface of the circuit board, a second set of power switches mounted on a second surface of the circuit board substantially opposite the first set of power switches and electrically coupled to the first set of power switches forming an inverter bridge circuit, power terminals arranged on a side edge of the circuit board and coupled to the output of the inverter bridge, a first heat sink mounted on the first surface of the circuit board covering the first set of power switches, and a second heat sink covering the first heat sink and at least portions of the power terminals.
Source: PVGPATDIS, file of 2026-04-10 (ipg220816.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| BLACK & DECKER INC. 2,415 patents | US company or organization | Meridian Avenue, CT | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Madhur M. Purohit | Towson, MD | 21 | PVGPATDIS, file of 2026-04-10 | |
| John B. Fogle | White Hall, MD | 18 | PVGPATDIS, file of 2026-04-10 | |
| Michael D. Grove | Pleasant View, PA | 15 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| H02K | Dynamo-electric machines | H02K7/145 | PVGPATDIS, file of 2026-04-10 |
| B25F | Combination or multi-purpose tools not otherwise provided for; details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for | B25F5/00 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.