Inventor: Daniel Puzio

Address: Baltimore, MD
No. of patents: 81
Last patent issue date: 01/08/2013

Number	Title	Issue Date
8348695	Cord protector for power tools A power tool having a housing, a motor disposed in the housing, a power cord connected to the motor, and a cord protector operably engaging the power cord for movement therewith. The cord protector comprises a cam follower bracket having a camming slot sized to rece...	01/08/2013
8328204	Trigger-style PTO-actuation In a power driver, a power take off (PTO) arrangement (to open/close a chuck) includes: a chuck actuating shaft and a coaxial PTO actuator shaft axially displaceable along, yet rotationally locked together about, a first axis of the power driver; an input shaft, sup...	12/11/2012
8317350	Power tool with a light for illuminating a workpiece A power tool having a light for illuminating an area proximate a movable end effector. The light may be mounted in such a way as to transmit light through a rotatable collar on the power tool, through or through a member of a housing of the power tool, or from the m...	11/27/2012
8286723	Power screwdriver having rotary input control A power tool includes an output shaft configured to rotate about a longitudinal axis, a motor drivably connected to the output shaft to impart rotary motions thereto, and a rotational motion sensor spatially separated from the output shaft and operable to determine ...	10/16/2012
8105201	Flexing shift wire for PTO actuation In a power driver, a shifter assembly includes: a housing; a ring gear mounted for rotation on the housing; a shift collar mounted for rotation on the housing; an elongated shifter structure coupled to the ring gear and the shift collar, the shifter structure includ...	01/31/2012
8047083	Trigger assembly including a flexible bend sensor A flexible sensor is disposed in a power tool. The flexible sensor has an electrical resistance that varies based on a radius of curvature of the flexible sensor. A trigger partially disposed in the power tool, operates to apply a bending force at an engagement poin...	11/01/2011
8035955	Cord protector for power tools A power tool having a housing, a motor disposed in the housing, a power cord connected to the motor, and a cord protector operably engaging the power cord. The cord protector comprising a spring member coupled to the housing on a first end and engaging the power cor...	10/11/2011
7938194	Safety mechanism for a rotary hammer An improved method is provided for controlling a power tool having a rotary shaft. The method includes: disposing an inertial mass in a housing of the power tool, such that the inertial mass is freely rotatable about an axis of rotation which is axially aligned with...	05/10/2011
7823575	Tile saw A saw includes a base, a table supported above the base and configured to support a workpiece, an arm coupled to and extending above the base, and a saw unit supported by the arm so that the saw unit is disposed above the table. A first rail is fixedly coupled to th...	11/02/2010
7806636	Dead spindle chucking system with sliding sleeve A power driver may include a housing, a tool chuck and a sleeve. The tool chuck may have a chuck body mounted for rotation on the housing and supporting threadless chuck jaws, and a chuck drive shaft mounted for rotation on the chuck body. The sleeve may be mounted ...	10/05/2010
7806198	Hybrid impact tool A power tool with a motor, a transmission and a rotary impact mechanism. The transmission receives rotary power from the motor and includes a transmission output member. The rotary impact mechanism has a first spindle, a second spindle, a hammer and an anvil. The se...	10/05/2010
7750811	Wireless asset monitoring and security system An asset monitoring and security system includes at least one asset assigned a unique identifier and operable wirelessly transmit an identification signal embodying the identifier. A data store maintains a list of the assets and privileges associated with the assets...	07/06/2010
7730963	Safety mechanism for a rotary hammer An improved method is provided for controlling a power tool having a rotary shaft. The method includes: disposing an inertial mass in a housing of the power tool, such that the inertial mass is freely rotatable about an axis of rotation which is axially aligned with...	06/08/2010
7727003	Cord protector for power tools A power tool having a housing, a motor disposed in the housing, a power cord connected to the motor, and a cord protector operably engaging the power cord. The cord protector comprising at least one elastically-deformable biasing member engaging the power cord and e...	06/01/2010
7708505	Joist drill A power tool for drilling a hole in a workpiece made of wood or a wood material. The power tool generally includes a tool housing defining a handle and a motor contained within the tool housing that includes an output shaft that spins about a motor axis. A gear hous...	05/04/2010
7699566	Tool chuck with sleeve and clutch mechanism A tool chuck may include a chuck body defining a longitudinal axis. A sleeve may be mounted on the chuck body and axially fixed relative to the chuck body. A clutch part may be provided on the sleeve. The clutch part may interact with a cooperating clutch part mount...	04/20/2010
7690658	Tool chuck with power take off feature A tool chuck may include a shaft supporting chuck jaws. The shaft may provide a first transmission power path for rotationally driving the chuck jaws. The shaft may have a through hole. A chuck actuating mechanism may be provided in the through hole. The chuck actua...	04/06/2010
7677844	Electronic clutch for tool chuck with power take off and dead spindle features A power driver may include a motor that rotates upon receiving an input current. A tool chuck may have chuck jaws to hold an accessory. The tool chuck may be coupled to the motor. A power take off mechanism may be connected between the motor and the tool chuck. The ...	03/16/2010
7665393	Table saw guard A table saw guard assembly for guarding a blade on a table saw is provided. The table saw guard assembly includes a support structure and a hood assembly including at least one of a front curtain, first side curtain, second side curtain and top curtain, wherein each...	02/23/2010
7658574	Three position selector for automated chuck A automated chuck is provided with at least three user selectable operating modes, thereby enabling different functions to be performed during tightening and loosening of the chuck. In one exemplary implementation, the different user selectable operating modes of th...	02/09/2010
7649464	Wireless asset monitoring and security system using user identification tags An asset monitoring and security system includes at least one asset and at least one user identification device assigned a unique identifier and operable to transmit an identification signal embodying the identifier over a wireless communications link. A data store ...	01/19/2010
7644930	Mechanism for providing residual thrust load on chuck actuating screw A tool chuck may include an input shaft. A chuck actuating shaft may be mounted for rotation on the input shaft. A chuck actuating screw may be screw coupled to the chuck actuating shaft. A spring may be interposed between the chuck actuating shaft and the input sha...	01/12/2010
7645101	Chuck with internally threaded jaw in a PTO application A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support threaded chuck jaws. A chuck actuating shaft may be mounted for rotation on the...	01/12/2010
7598705	Cordless power tool system having cordless power tool and battery pack that employ cooperating rails and grooves for connection of battery pack to cordless power tool A system of cordless power tools includes a cordless power tool adapted to removably receive a rechargeable battery pack. The battery pack and the power tool can have complementary grooves and rails or L-shaped surfaces that aid in aligning the positive and negative...	10/06/2009
7594548	Power tool having a joystick control A power tool having a power tool body and a tool that is movably coupled to the power tool body. The power tool also includes a joystick control coupled to the power tool body, wherein the joystick control is operable as a user interface for affecting the operation ...	09/29/2009
7591195	Optical torque sensor A torque sensor that includes a sensor housing, a sensor input member at least partially received in the sensor housing, a sensor output member at least partially received in the sensor housing, a torsionally resilient coupling member that couples the sensor input m...	09/22/2009
7588398	Tool chuck with power take off and dead spindle features A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support chuck jaws. A chuck actuating shaft may be mounted for rotation on the input sh...	09/15/2009
7588095	Outer bearing retention structures for ratchet hammer mechanism Provided are various embodiments of structures that may utilized in a power driver, particularly in a power driver having an optional reciprocating “hammer” action, that may be utilized for retaining an outer bearing during driver assembly and during subsequent ...	09/15/2009
7588399	PTO selector mechanism for parallel axis transmission A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support chuck jaws. A chuck actuating shaft may be mounted for rotation on the input sh...	09/15/2009
7547165	PTO selector mechanism with brake A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support chuck jaws. A chuck actuating shaft may be mounted for rotation on the input sh...	06/16/2009
7537421	Dead spindle PTO with compliant grounding mechanism A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support jaws. A chuck actuating shaft may be mounted for rotation on the input shaft. T...	05/26/2009
7520512	Drill chuck A drill chuck with an impacting structure that may be selectively employed to drive the jaws of the chuck into further engagement with or out of engagement with a bit. The chuck is configured so as to be capable of generating relatively high torques in a loosening d...	04/21/2009
7503734	Drill chuck actuator A drill is provided with a chuck that has an actuator device that is mounted to the housing of the drill and is spaced from the chuck so that a user can activate the chuck between a “chuck mode” and a “drill mode” from a switch mechanism that is mounted remo...	03/17/2009
7491020	Three position selector for automated chuck A automated chuck is provided with at least three user selectable operating modes, thereby enabling different functions to be performed during tightening and loosening of the chuck. In one exemplary implementation, the different user selectable operating modes of th...	02/17/2009
7487845	Safety mechanism for a rotary hammer An improved method is provided for controlling a power tool having a rotary shaft. The method includes: disposing an inertial mass in a housing of the power tool, such that the inertial mass is freely rotatable about an axis of rotation which is axially aligned with...	02/10/2009
7423407	Cordless power tool system having slidably-engaging power source connection A system of cordless power tools includes a cordless power tool adapted to removably receive a rechargeable battery pack. The battery pack and the power tool can have complementary grooves and rails or L-shaped surfaces that aid in aligning the positive and negative...	09/09/2008
7410006	Power tool anti-kickback system with rotational rate sensor A control system is provided for use in a power tool. The control system includes: a rotational rate sensor having a resonating mass and a controller electrically connected to the rotational rate sensor. The rotational rate sensor detects lateral displacement of the...	08/12/2008
D574024	Telescoping rails for a table saw	07/29/2008
7395871	Method for detecting a bit jam condition using a freely rotatable inertial mass An improved method is provided for controlling a power tool having a rotary shaft. The method includes: disposing an inertial mass in a housing of the power tool, such that the inertial mass is freely rotatable about an axis of rotation which is axially aligned with...	07/08/2008
7391326	Wireless asset monitoring and security system An asset monitoring and security system includes at least one asset assigned a unique identifier and operable wirelessly transmit an identification signal embodying the identifier. A data store maintains a list of the assets and privileges associated with the assets...	06/24/2008

«First «Previous1 2 3 Next»Last»

PatentStorm

Bizarre Patents

PatentStorm News

Inventor: Daniel Puzio