Patents by Inventor Troy C. Thorson

Troy C. Thorson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11117234
    Abstract: A power tool includes a housing, a motor positioned substantially within the housing, a drive mechanism supported by the housing and coupled to the motor, a battery pack electrically coupled to the motor, and an isolation system. The isolation system includes an interface member positioned substantially within the housing. The interface member receives a portion of the battery pack to electrically couple the battery pack to the motor. The isolation system also includes a plurality of isolators coupled between the housing and the interface member to isolate the battery pack from the housing during operation of the power tool.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: September 14, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Troy C. Thorson, Jeffrey M. Wackwitz, Andrew J. Weber
  • Patent number: 11110577
    Abstract: A fastener driver includes a housing having a handle portion. A motor is positioned within the housing. The fastener driver further includes an air compressor including a compressor cylinder and a compressor piston movable within the compressor cylinder in a reciprocating manner to compress air within the compressor cylinder. The fastener driver further includes a drive train converting torque from the motor to a linear force applied to the compressor piston, causing the compressor piston to move in the reciprocating manner. At least a portion of the drive train extends through the handle portion of the housing.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: September 7, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Andrew J. Weber, James M. Wentzloff, Nicholas A. Albers, Bradley S. Helm, Troy C. Thorson
  • Publication number: 20210252617
    Abstract: A power tool is provided with a coating to distribute static electricity away from the surface of the handle of the tool. The tool includes a handle configured to be grasped by a user. The handle includes a surface and a first material having a first surface resistivity. The tool includes a coating covering at least a portion of the handle. The coating is configured to distribute static electricity away from the surface. The coating is made of a second material having a second surface resistivity less than the first surface resistivity.
    Type: Application
    Filed: April 28, 2020
    Publication date: August 19, 2021
    Inventors: Timothy R. OBERMANN, Patrick D. GALLAGHER, Jessie L. BERNITT, Mitchell CARLSON, Timothy J. BARTLETT, Alex HUBER, Travis J. DUBNICKA, Daniel R. ERTL, Troy C. THORSON, Kevin STASZAK, Austin JIN
  • Patent number: 11072058
    Abstract: A gas spring-powered fastener driver including a cylinder, a moveable piston positioned within the cylinder, a driver blade attached to the piston and movable therewith between a ready position and a driven position, a lifter operable to move the driver blade from the driven position to the ready position, a transmission for providing torque to the lifter, a first clutch mechanism permitting a transfer of torque to an output shaft of the transmission in a single rotational direction, and a second clutch mechanism limiting an amount of torque transferred to the transmission output shaft and the lifter.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: July 27, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Andrew R. Wyler, Nathan T. Armstrong, Jason D. Thurner, Troy C. Thorson, John S. Scott, Jeremy R. Ebner, Daniel R. Garces, Ryan A. Dedrickson, Luke J. Skinner, Benjamin R. Suhr
  • Patent number: 11065698
    Abstract: A blade clamp, for use with a power tool having a reciprocating spindle, includes a cover rotatably coupled to the spindle and a detent received within a bore of the spindle. The detent is movable in a radial direction relative to a longitudinal axis of the spindle to adjust the blade clamp between a locked configuration and an unlocked configuration. The cover is rotatable between a first rotational position relative to the spindle coinciding with the locked configuration, and a second rotational position relative to the spindle coinciding with the unlocked configuration. The blade clamp further includes a sleeve in which the detent is slidably received. The sleeve includes a non-corrosive material for inhibiting corrosion of the detent.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: July 20, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Beth E. Cholst, Troy C. Thorson, Hans T. Banholzer
  • Publication number: 20210184304
    Abstract: A battery pack that is connectable to and supportable by a power tool (e.g., a hand-held power tool). The battery pack includes a top housing having a support member. The support member of the battery pack top housing is configured or operable to reinforce a support portion of the battery pack that is used to connect the battery pack to the power tool. By reinforcing the support portion of the battery pack, an interface between the battery pack and the power tool is able to withstand greater forces (e.g., from vibrations caused by the power tool).
    Type: Application
    Filed: February 25, 2021
    Publication date: June 17, 2021
    Inventors: Andrew T. Beyerl, Michael Kolden, Troy C. Thorson, Jeffrey M. Wackwitz, Jeffrey S. Holly
  • Patent number: 11034047
    Abstract: A hand-held knockout punch driver includes a housing, a motor, a drive assembly with an output member movable relative to the housing, and a head unit removably coupled to the housing. The head unit includes a body, an input member movable relative to the body, and a draw rod to which a punch or a die is attachable. The draw rod is configured to move axially relative to the body in response to movement of the input member relative to the body. The knockout punch driver also includes a quick-release mechanism to removably couple the body to the housing. The output member is configured to engage the input member such that the input member moves relative to the body in response to movement of the output member relative to the housing, and the body engages the quick release mechanism separately from engagement between the output member and the input member.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: June 15, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: James O. Myrhum, Jr., Troy C. Thorson, Koon For Chung
  • Publication number: 20210170509
    Abstract: A reciprocating saw includes a housing, a motor, and a drive assembly. The motor is positioned within the housing and includes a stator assembly with a stator body and a rotor assembly with a motor shaft and a rotor ring that surrounds the stator body. The rotor assembly is rotatable relative to the stator assembly about a motor axis. The drive assembly is positioned within the housing and coupled to the motor. The drive assembly includes a spindle configured to reciprocate along a tool axis that is perpendicular to the motor axis.
    Type: Application
    Filed: December 10, 2020
    Publication date: June 10, 2021
    Inventors: Beth E. Cholst, Troy C. Thorson, Matthew R. Bailey, Keith Boulanger
  • Publication number: 20210146569
    Abstract: A power tool having a housing, a motor, a tool holder driven about an output axis by the motor, and an output element for performing an operation on a workpiece. The tool holder has a locating feature including a tapered portion becoming narrower in a direction away from the surface of the tool holder. The output element has an aperture for receiving the locating feature and a face facing the surface of the tool holder when the locating feature is received. The power tool also includes a flange for transferring a clamping force for urging the output element towards the tool holder and a tab projecting from the flange for finger tightening the flange. A biasing member provides the clamping force toollessly. A gap is defined between the surface of the tool holder and the face when the tapered portion of the locating feature is fully received in the aperture.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 20, 2021
    Inventors: Troy C. Thorson, Jeffrey M. Wackwitz, Emily Doberstein, James Wekwert
  • Publication number: 20210138623
    Abstract: A powered fastener driver includes a driver blade movable from a top-dead-center (TDC) position to a driven or bottom-dead-center (BDC) position for driving a fastener into a workpiece and a drive unit for providing torque to move the driver blade from the BDC position toward the TDC position. The drive unit includes an output shaft. The powered fastener driver also includes a rotary lifter engageable with the driver blade. The lifter is configured to receive torque from the drive unit in a first rotational direction for returning the driver blade from the BDC position toward the TDC position. The powered fastener driver further includes a kickout arrangement located between the lifter and the output shaft. The kickout arrangement is configured to permit limited rotation of the lifter relative to the output shaft between a first position and a second position.
    Type: Application
    Filed: January 21, 2021
    Publication date: May 13, 2021
    Inventors: David A. BIERDEMAN, Mackenzie J. NICK, Beth E. CHOLST, Troy C. THORSON, Nathan BANDY, Jacob P. SCHNEIDER
  • Patent number: 10960527
    Abstract: A rotary hammer includes a motor, a spindle coupled to the motor for receiving torque from the motor, a piston at least partially received within the spindle for reciprocation therein, and an anvil received within the spindle for reciprocation in response to reciprocation of the piston. The anvil imparts axial impacts to a tool bit in response to reciprocation of the piston. The rotary hammer also includes a bit retention assembly for securing the tool bit to the spindle.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 30, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Troy C. Thorson, Jeremy R. Ebner
  • Patent number: 10940605
    Abstract: A power tool includes a housing and a motor disposed in the housing. The motor has an axial face and a motor shaft extending from the axial face. The power tool also includes a spindle driven by the motor about an output axis, a motor plate having a central opening defining an inner surface of the motor plate, and a tolerance ring coupled to the inner surface of the motor plate. The tolerance ring has deformable waves. The motor plate is coupled to the motor by engagement of the deformable waves with the motor to take up tolerances between the motor plate and the motor.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: March 9, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Troy C. Thorson, Jeffrey M. Wackwitz, Emily Doberstein, James Wekwert
  • Patent number: 10938079
    Abstract: A battery pack that is connectable to and supportable by a power tool (e.g., a hand-held power tool). The battery pack includes a top housing having a support member. The support member of the battery pack top housing is configured or operable to reinforce a support portion of the battery pack that is used to connect the battery pack to the power tool. By reinforcing the support portion of the battery pack, an interface between the battery pack and the power tool is able to withstand greater forces (e.g., from vibrations caused by the power tool).
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: March 2, 2021
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Andrew T. Beyerl, Michael Kolden, Troy C. Thorson, Jeffrey M. Wackwitz, Jeffrey S. Holly
  • Publication number: 20200338711
    Abstract: A telescoping tool includes a pole assembly, a driveshaft, a plurality of bearings, and at least one connection member. The pole assembly includes an outer pole and an inner pole. The inner pole is slidably received in the outer pole. The pole assembly is movable between a retracted configuration and an extended configuration. The driveshaft extends longitudinally in the outer pole and the inner pole. Each bearing of the plurality of bearings includes a driveshaft passage defined therein. The driveshaft passage receives the driveshaft therethrough. Each bearing further includes an end connection passage defined therein. The at least one connection member joins adjacent bearings of the plurality of bearings. The at least one connection member is disposed in the end connection passage of each of the adjacent bearings.
    Type: Application
    Filed: April 24, 2020
    Publication date: October 29, 2020
    Inventors: Hans T. Banholzer, Troy C. Thorson, Michael R. Sande
  • Publication number: 20200295506
    Abstract: A power tool including a housing that has a battery pack receiving portion configured to receive an interface of a battery pack, device contacts extending from the housing and configured to mechanically and electrically engage with the battery pack, and a latching mechanism supported by the housing and including an actuator and a latch member configured to selectively engage the interface of the battery pack. The actuator is pivotable to operatively pivot the latch member.
    Type: Application
    Filed: March 12, 2020
    Publication date: September 17, 2020
    Inventors: John G. Marx, Kyle J. Radovich, Jeffrey M. Wackwitz, Andrew D. Van Hoorn, Joseph R. Beeson, Troy C. Thorson, Nathan Bandy
  • Publication number: 20200261959
    Abstract: An expansion tool includes a housing, a motor supported within the housing, a mandrel, and a drive mechanism configured to convert a rotational input from the motor into translational movement of the mandrel. The drive mechanism includes a cam and a drive shaft coupled to the cam. The expansion tool further includes a frame including a hub and a neck extending from the hub and having an opening. A working element is coupled to the neck and has a plurality of jaws movable from a closed position toward an expanded position in response to movement of the mandrel from a retracted position toward an extended position. The mandrel extends through the opening to engage the jaws, and the drive shaft is rotatably supported by the hub.
    Type: Application
    Filed: February 20, 2020
    Publication date: August 20, 2020
    Inventors: James Wekwert, Jacob Lindsey, Peter J. Davies, Justin Miller, Andrew J. Smith, Troy C. Thorson, Ryan J. Denissen, John S. Scott
  • Publication number: 20200222996
    Abstract: A reciprocating saw including a motor defining a motor axis, the motor including a front end and a back end, the front end including a front face defining a first vertical plane, and the back end including a rear face defining a second vertical plane parallel to the first vertical plane. The reciprocating saw also includes a dual-eccentric scotch yoke mechanism coupled to the motor. The scotch yoke mechanism includes a spindle driven to reciprocate relative to the motor along a spindle axis parallel to the motor axis, the spindle including a rear end nearest to the motor. The scotch yoke mechanism also includes a counterweight driven to reciprocate relative to the motor. The spindle is arranged above the motor. As the spindle reciprocates forward and backward, the rear end extends into a space defined between the first and second vertical planes.
    Type: Application
    Filed: January 16, 2020
    Publication date: July 16, 2020
    Inventors: Beth E. Cholst, Troy C. Thorson
  • Publication number: 20200164498
    Abstract: A powered fastener driver includes a driver blade movable from a top-dead-center (TDC) position toward a driven or bottom-dead-center (BDC) position, a gas spring mechanism for driving the driver blade toward the BDC position, a lifter assembly having a rotary lifter for returning the driver blade from the BDC position toward the TDC position, and an arm upon which the rotary lifter is supported. The fastener driver also includes a motor which, in a first position of the rotary lifter, provides torque to the rotary lifter to return the driver blade from the BDC position toward the TDC position. The fastener driver further includes a brake mechanism which, when activated, redirects torque from the motor away from the rotary lifter and toward the arm, causing the lifter assembly to move from the first position toward a second position in which the rotary lifter is not engageable with the driver blade.
    Type: Application
    Filed: November 26, 2019
    Publication date: May 28, 2020
    Inventors: Marcus Wechselberger, Troy C. Thorson, David A. Bierdeman
  • Publication number: 20200076337
    Abstract: A stand-alone motor unit for use with a piece of power equipment includes a housing and a flange coupled to the housing on a first side thereof. A plurality of apertures through the flange defines a first bolt pattern that matches an identical, second bolt pattern defined in the piece of power equipment. An electric motor has a power output of at least about 2760 W. The motor includes a stator having a nominal outer diameter of up to about 80 mm and a rotor supported for rotation within the stator. A power take-off shaft receives torque from the rotor and protrudes from one of the flange or a second side of the housing. A controller is positioned within the housing and electrically connected to the motor. A battery pack for powering the motor has battery cells having a nominal voltage of up to about 80 V.
    Type: Application
    Filed: August 26, 2019
    Publication date: March 5, 2020
    Inventors: Jonathan E. Abbott, James Wekwert, Logan M. Hietpas, John S. Scott, Troy C. Thorson
  • Publication number: 20200023501
    Abstract: A power tool includes a housing, a motor positioned within the housing, and an impulse assembly coupled to the motor to receive torque therefrom. The impulse assembly includes a cylinder at least partially forming a chamber containing a hydraulic fluid, an anvil positioned at least partially within the chamber, and a hammer positioned at least partially within the chamber. The hammer includes a first side facing the anvil and a second side opposite the first side. The impulse assembly further includes a biasing member biasing the hammer towards the anvil, and a valve movable between a first position that permits a first fluid flow rate of the hydraulic fluid in the chamber from the second side to the first side, and a second position that permits a second fluid flow rate of the hydraulic fluid in the chamber from the first side to the second side.
    Type: Application
    Filed: July 18, 2019
    Publication date: January 23, 2020
    Inventors: Nathan Bandy, Troy C. Thorson, Jeffrey M. Wackwitz, Maxwell L. Merget, Justin A. Evankovich, Jacob P. Schneider, Jonathan E. Abbott