Invention Application
- Patent Title: IMPACT TOOLS WITH RIGIDLY COUPLED IMPACT MECHANISMS
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Application No.: US17672085Application Date: 2022-02-15
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Publication No.: US20220168879A1Publication Date: 2022-06-02
- Inventor: Timothy R. Cooper , John J. Linehan , Edward Charles Eardley
- Applicant: INGERSOLL-RAND INDUSTRIAL U.S INC.
- Applicant Address: US NC Davidson
- Assignee: INGERSOLL-RAND INDUSTRIAL U.S INC.
- Current Assignee: INGERSOLL-RAND INDUSTRIAL U.S INC.
- Current Assignee Address: US NC Davidson
- Main IPC: B25D11/06
- IPC: B25D11/06 ; B25D17/06 ; B25D11/10

Abstract:
Illustrative embodiments of impact tools with impact mechanisms rigidly coupled to electric motors are disclosed. In at least one illustrative embodiment, an impact tool may comprise an impact mechanism, an electric motor, and a control circuit. The impact mechanism may comprise a hammer and an anvil, the hammer being configured to rotate about a first axis and to periodically impact the anvil to drive rotation of the anvil about the first axis. The electric motor may comprise a rotor that is rigidly coupled to the impact mechanism, the electric motor being configured to drive rotation of the hammer about the first axis, The control circuit may be configured to supply a current to the electric motor and to prevent the current from exceeding a threshold in response to the hammer impacting the anvil.
Public/Granted literature
- US11911887B2 Impact tools with rigidly coupled impact mechanisms Public/Granted day:2024-02-27
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