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公开(公告)号:US20240300001A1
公开(公告)日:2024-09-12
申请号:US18665151
申请日:2024-05-15
Applicant: Milwaukee Electric Tool Corporation
Inventor: Mathew R. Rentmeester , James G. Ballard , Matthew Jensen
CPC classification number: B21D28/34 , B21D39/048 , B25B27/10 , B30B15/026
Abstract: Embodiments of the invention provide a die retainer for use in a tool. The die retainer can include a ram head, a release button, and a die pin. The ram head includes a die cavity and a pair of lateral sides on opposing sides of the die cavity. The release button can extend through a release button hole formed in the ram head hand include opposing ends that extend past each of the corresponding pair of lateral sides. The die pin extends through a die pin cavity that intersects the release button hole. The die release button can be actuatable from either of the opposing ends to retract the die pin from the die cavity.
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公开(公告)号:US20240278408A1
公开(公告)日:2024-08-22
申请号:US18444243
申请日:2024-02-16
Applicant: Milwaukee Electric Tool Corporation
Inventor: Mathew R. Rentmeester , Rishiraj Gaddam , Tony Breitbach
Abstract: A hydraulic tool, such as a hydraulic crimper/cutter is provided. The tool includes a hydraulic pump defining a hydraulic piston bore and a hydraulic piston arranged within the hydraulic piston bore. The hydraulic piston bore includes a nickel matrix silicon carbide (e.g., Nikasil®) coating to increase wear resistance and lubricity of the piston bore, without increasing the size or weight of the tool.
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公开(公告)号:US20230405692A1
公开(公告)日:2023-12-21
申请号:US18211433
申请日:2023-06-19
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Mathew R. Rentmeester , John N. Reeve , Daniel R. Garces , Brennan L. Mach , Adam C. Frey , Harrison T. Snyder
Abstract: A shear cutting tool includes a housing, a hydraulic drive assembly at least partially supported in the housing, and a head assembly coupled to the housing. The housing has a first end, second end, base portion, and a handle extends from the housing. The handle supports a trigger. The hydraulic drive assembly is activated by the trigger and is configured to move a movable die relative to a stationary die. The head assembly is coupled to the second end of the housing and includes a clevis that supports the movable and stationary dies, a plurality of extensions, and a stop plate with a lower face. The extensions are coupled to the clevis and the stop plate is coupled to the extensions. The clevis has a support portion that, together with the lower face and the base portion, define a support plane.
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公开(公告)号:US20240229832A1
公开(公告)日:2024-07-11
申请号:US18407283
申请日:2024-01-08
Applicant: Milwaukee Electric Tool Corporation
Inventor: Jean Mauricio Uruena Montoya , Mathew R. Rentmeester
IPC: F15B15/20
CPC classification number: F15B15/20
Abstract: A hydraulic pump and a method of operating a double acting hydraulic pump is provided. The method includes retrieving a current operating pressure from memory of a controller, controlling a pump assembly to pump hydraulic fluid from a bladder through one of two work ports to a hydraulic tool at the current operating pressure, and updating the current operating pressure based on input from a user interface.
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公开(公告)号:US20230405789A1
公开(公告)日:2023-12-21
申请号:US18211440
申请日:2023-06-19
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Mathew R. Rentmeester , John N. Reeve , Daniel R. Garces , Brennan L. Mach , Adam C. Frey
CPC classification number: B25F5/005 , B25F5/02 , B23D29/005
Abstract: The present disclosure provides a power tool including a housing and a hydraulic drive assembly at least partially supported in the housing. The housing includes a handle that supports a switch that activates the tool. The hydraulic drive assembly includes a pump assembly operably coupled to the motor assembly, a reservoir configured to contain hydraulic fluid in fluid communication with the pump assembly and in which a baffle is supported, a cylinder in fluid communication with the pump assembly which supports an auto-return valve therein, and a piston disposed in the cylinder and biased to a first position by a piston spring. The pump assembly includes a manifold housing that at least partially defines an inlet passageway that fluidly communicates the pump assembly and the cylinder and supports an inlet check valve.
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公开(公告)号:US20240238943A1
公开(公告)日:2024-07-18
申请号:US18416812
申请日:2024-01-18
Applicant: Milwaukee Electric Tool Corporation
Inventor: Benjamin J. Tretow , Mathew R. Rentmeester , Patrick Jalabert , Tony Breitbach , Jacob Nemec
Abstract: Embodiments of the disclosure provide a tool head for a hydraulic tool. The tool head includes a variety of lightweight, high-strength materials, such as titanium, titanium alloys, and carbon fibers. The tool head can be configured as a cutting, crimping, or pressing tool head.
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公开(公告)号:US20230030692A1
公开(公告)日:2023-02-02
申请号:US17876135
申请日:2022-07-28
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Dylan T. Johnson , Jonathan G. Kriefall , Mathew R. Rentmeester , Sam L. Bertz , John C. Cameron
Abstract: A blind rivet nut-setting tool for setting a rivet nut including a housing having an anvil, a pull stud for engaging the rivet nut, and an output shaft defining a drive axis. The tool includes a motor defining a motor axis. The motor is configured to transfer torque to the output shaft to rotate the pull stud about the drive axis. The tool includes a clutch mechanism that is disposed between the motor and the output shaft. The clutch mechanism is moveable between an engaged state, in which a reaction torque exerted on the pull stud is below a predefined torque threshold, and a disengaged state, in which a reaction torque exerted on the pull stud is equal to or above a predefined torque threshold. The tool includes a pull mechanism that is driven by the motor and capable of translating the pull stud along the drive axis.
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公开(公告)号:US20220143674A1
公开(公告)日:2022-05-12
申请号:US17521605
申请日:2021-11-08
Applicant: Milwaukee Electric Tool Corporation
Inventor: Mathew R. Rentmeester , James G. Ballard , Matthew Jensen
Abstract: Embodiments of the invention provide a die retainer for use in a tool. The die retainer can include a ram head, a release button, and a die pin. The ram head includes a die cavity and a pair of lateral sides on opposing sides of the die cavity. The release button can extend through a release button hole formed in the ram head hand include opposing ends that extend past each of the corresponding pair of lateral sides. The die pin extends through a die pin cavity that intersects the release button hole. The die release button can be actuatable from either of the opposing ends to retract the die pin from the die cavity.
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公开(公告)号:US20240295229A1
公开(公告)日:2024-09-05
申请号:US18592384
申请日:2024-02-29
Applicant: Milwaukee Electric Tool Corporation
Inventor: Mathew R. Rentmeester
CPC classification number: F15B21/001 , F15B11/08 , F15B15/14
Abstract: A hydraulic cylinder system and method for operating the hydraulic cylinder system for a hydraulic tool is provided. The hydraulic cylinder system comprises an inner hydraulic cylinder, an outer hydraulic cylinder, a hydraulic ram, a hydraulic pump, and a sequence valve embedded inside the hydraulic pump. The hydraulic pump provides flow into the inner hydraulic cylinder so that during operation of the hydraulic cylinder system, the hydraulic ram extends in a first phase, the sequence valve opens in a transition phase, and the hydraulic ram extends in a second phase.
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公开(公告)号:US11998970B2
公开(公告)日:2024-06-04
申请号:US17521605
申请日:2021-11-08
Applicant: Milwaukee Electric Tool Corporation
Inventor: Mathew R. Rentmeester , James G. Ballard , Matthew Jensen
CPC classification number: B21D28/34 , B21D39/048 , B25B27/10 , B30B15/026
Abstract: Embodiments of the invention provide a die retainer for use in a tool. The die retainer can include a ram head, a release button, and a die pin. The ram head includes a die cavity and a pair of lateral sides on opposing sides of the die cavity. The release button can extend through a release button hole formed in the ram head hand include opposing ends that extend past each of the corresponding pair of lateral sides. The die pin extends through a die pin cavity that intersects the release button hole. The die release button can be actuatable from either of the opposing ends to retract the die pin from the die cavity.
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