"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7494327 | Portable air compressor having storage compartment The present invention is directed to a portable air compressor having a storage compartment, which may be used to store air compressor accessories. A shroud which encloses a portable air compressor has a recess. The recess is at least partially covered with a cover ... | 02/24/2009 |
| D567050 | Base for a drill stand | 04/22/2008 |
| D567051 | Base for a drill stand | 04/22/2008 |
| 7350592 | Hammer drill with camming hammer drive mechanism A reciprocating drive mechanism for a striker in a hammer, a rotary hammer, or a power drill having a hammer action, includes a sinusoidal cam channel formed on a drive member and a cam follower, in the form of a ball bearing, attached to a driven member which, due ... | 04/01/2008 |
| D563320 | Portable electric generator | 03/04/2008 |
| 7338051 | Tool holder for a rotary hammer A tool holder (1) for a rotary hammer which has a tube like tool holder main body (10) having a side wall formed with through holes (11) for receiving corresponding locking bodies (12) and formed with additional through holes (40).... | 03/04/2008 |
| D563185 | Cordless drill | 03/04/2008 |
| 7338348 | Dust collection system for a belt sander An electrically powered belt sander comprising a housing, a dust flow path defined by the housing, a motor mounted in the housing at a first location and having an output shaft, a fan connectable to the motor output shaft and rotateably mounted in the housing at a s... | 03/04/2008 |
| 7334647 | Rotary tool An overload clutch assembly for a power tool having two torque settings through which rotary drive is transmitted to a spindle. The overload clutch assembly is capable of being between switched between the two torque settings by at least one actuator. The clutch ass... | 02/26/2008 |
| 7331408 | Power tool housing A transmission housing for a hammer drill comprises two clamshell halves and that mate to define a first transmission housing chamber and a second transmission housing chamber disposed on either side of a ball bearing race. The first and second transmission housing ... | 02/19/2008 |
| 7331407 | Vibration reduction apparatus for power tool and power tool incorporating such apparatus A vibration reduction apparatus for use with a hammer tool having a hammer piston is disclosed. The hammer piston is caused to reciprocate in the cylinder by rotation of a gear wheel and crank drive. A cam is mounted around the gear wheel, a counterweight surrounds ... | 02/19/2008 |
| 7322428 | Vibration reduction apparatus for power tool and power tool incorporating such apparatus A handle assembly for a power tool is described and includes a first substantially tubular body portion 210 which contains a first spring 212. A second body portion 216 is slidably mounted within first body portion 210 and contains a seco... | 01/29/2008 |
| 7320369 | Vibration reduction apparatus for power tool and power tool incorporating such apparatus A power tool has a handle assembly which is biased by a torsional spring. The torsional spring has an engaging arm the position of which is fixed relative to the housing by an adjusting mechanism. The adjusting mechanism has a lever which extends outside the housing... | 01/22/2008 |
| D559059 | Drill | 01/08/2008 |
| D559060 | Impact wrench | 01/08/2008 |
| D559062 | Cordless drill | 01/08/2008 |
| D559272 | Wheeled portable air compressor | 01/08/2008 |
| D559061 | Cordless drill | 01/08/2008 |
| 7308950 | Drilling and/or hammering tool A hand held electrically powered drilling and/or hammering tool comprises a balanced motor sub-assembly including a radial fan mounted to the armature shaft at a first end of the motor with the fan blades facing away from the motor, and motor the sub-assembly is mou... | 12/18/2007 |
| 7306049 | Mode change switch for power tool A gear wheel is rotatably mounted on a drive shaft. The drive shaft has a plurality of longitudinal splines formed thereon. A drive sleeve surrounds the drive shaft and has a plurality of the inner splines formed on its interior surface. The inner splines slidably i... | 12/11/2007 |
| D553647 | Air compressor | 10/23/2007 |
| 7272977 | Dual gauge A dual gauge assembly. In an exemplary embodiment, the dual gauge assembly includes a housing. Further, a display face is disposed within the housing for displaying a pressure range. In addition, an indicating device is disposed within the housing for indicating pre... | 09/25/2007 |
| D551047 | Impact wrench | 09/18/2007 |
| D545656 | Portable band saw | 07/03/2007 |
| 7222862 | Tool holder A tool holder for a power tool, in particular a drilling and/or hammering tool comprising a manually actuable sleeve (40) wherein components of the tool holder are held within the sleeve by a snap ring (100) which snap ring is fitted within the sleeve.... | 05/29/2007 |
| D543081 | Cordless drill | 05/22/2007 |
| D543082 | Cordless hammer | 05/22/2007 |
| D542815 | Drill chuck | 05/15/2007 |
| D542814 | Drill chuck | 05/15/2007 |
| 7216749 | Clutch for rotary power tool and rotary power tool incorporating such clutch An external surface of a spindle is formed with tapering grooves which become narrower in a direction towards the forward end of the spindle. A slider sleeve is provided with splines which also taper in a forward direction. In this way, the slider sleeve is prevente... | 05/15/2007 |
| D541830 | Saw | 05/01/2007 |
| 7207875 | Sanding frame and stand for a belt sander A frame for a portable power sander, the frame convertible into a stand for supporting the power sander in a stationary orientation wherein the abrasive belt is accessible, said frame comprising: a base; a leg connectable to the base, and a fence assembly connectabl... | 04/24/2007 |
| D540642 | Hammer | 04/17/2007 |
| D540639 | Cordless drill | 04/17/2007 |
| D539627 | Power shears | 04/03/2007 |
| 7182150 | Cordless hand held power tool with powered accessory An accessory system, such as a dust collection system (40) of a hand held power tool, such as a drilling and/or hammering tool comprising, the tool, an accessory unit (40) comprising a separate motor for powering the unit and releasably mountable on th... | 02/27/2007 |
| 7174969 | Rotary hammer An electrically powered rotary hammer includes a first switchable gear arrangement for actuating the hammering mechanism and a second switchable gear arrangement for actuating the rotary drive mechanism. The hammer includes a mode change knob, a linkage support, a f... | 02/13/2007 |
| 7163382 | Suitcase style air compressor assembly The present invention is directed to a suitcase style air compressor assembly having an extensible handle bar assembly and a wheel assembly. When the extensible handle bar assembly is fully extended, the suitcase style air compressor assembly may be transported by u... | 01/16/2007 |
| 7156590 | Quill lock assembly A quill lock assembly for locking a quill of a device such as a drill press is described. The quill lock assembly includes a cam assembly and a handle connected to the cam assembly. The cam assembly is connected to the device, such as with a mounting bracket or the ... | 01/02/2007 |
| D534405 | Cordless drill | 01/02/2007 |