Bizarre Patents
Hands free towel carrying system
A hands free towel carrying system for coupling a towel to a user to prevent loss, theft or contamination.
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| Number | Title | Issue Date |
| 8172235 | Chuck mechanism of striking tool Connection of a bit with two balls is enabled while high operability of attachment and detachment of the bit is maintained. A pressing ring 23 is held at the advance position together with an operation sleeve 22 by a guide washer 24 forced by a ... | 05/08/2012 |
| 7644929 | Hand-held power tool with a replaceable tool fitting A very easy-to-actuate, replaceable tool fitting is comprised in that at least one movably supported profiled body (15) on an output spindle (1) or on the tool fitting (11) of the hand-held power tool and at least one profiled recess (7) ... | 01/12/2010 |
| 7364168 | Device for assembling the casing and the body of a hydraulic rock-breaker The inventive device includes a casing, inside of which the body is accommodated that has the hydraulic striking mechanism, inside of which a bush is mounted for guiding a tool. Said tool is held in a manner that enables it to rotate in the guiding bush and its hori... | 04/29/2008 |
| 7360770 | Keyless chuck with automatic and manual locking A keyless chuck having both an automatic locking feature and a manual locking feature. The automatic locking feature provides for automatic locking of the chuck in a tightened state when a predetermined tightening torque has been exceeded. The chuck can be utilized ... | 04/22/2008 |
| 7360606 | Hand machine tool with a removeable tool holder A hand power tool has a striking element via which a tool (10) in a tool holder (12) can be driven in striking fashion, which the tool holder can be detachably secured—via its body (14)—to a drive part (16) via at least one locking el... | 04/22/2008 |
| 7357194 | Percussion power tool A percussion power tool includes a motor (6) located in the tool-housing (4) for driving the output member (12) and the percussion mechanism (10), a chuck (20) for receiving a working tool (22), a locking mechanism (24 | 04/15/2008 |
| 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 |
| 7284622 | Tool holder for hammer A tool holder for a hammer comprises a tool holder body having a forward end for non-rotabably receiving a shank of a tool. The tool holder body defines an axially extending slot. A locking body through the slot for releasably engaging an axially extending closed gr... | 10/23/2007 |
| 7258349 | Hand power tool A hand power tool selected from the group consisting of a drill hammer and an impact hammer has an exchangeable tool holder, a guide pipe which receives the tool holder at its free end, a locking device arranged on the guide pipe and operative manually for fixing th... | 08/21/2007 |
| 7258350 | Chuck for receiving a rotary-percussion tool A chuck for receiving a working tool (2) rotable about a longitudinal axis (A) includes a receiving sleeve (3) having a guide surface (12) extending along the longitudinal axis (A) and at least three, axially extending, up to a free end surface ... | 08/21/2007 |
| 7243923 | Centering drill chuck A drill includes a chuck which has a body member including a bore to receive a tool. Jaw members frictionally engage the tool to retain the tool in the chuck. A member is associated with the jaw members and the body to move the jaw members between clamping and non-c... | 07/17/2007 |
| 7214010 | Tool bit holder and hand power tool A tool bit holder for a hand power tool has a tool bit holder body has a receiving bore for a tool bit shaft of a tool bit insert with at least one recess, a locking body snappable into place with the recess of the tool bit shaft and supported radially displaceably ... | 05/08/2007 |
| 7195247 | Tool joint A joint is disclosed for connecting a handle with various bits. The joint includes an insert fit in the handle, a socket connected with the insert for receiving the bits, a first locking device installed on the socket for locking long bits to the socket and a second... | 03/27/2007 |
| 7137457 | Hand-held machine tool A hand power tool, in particular a drill hammer or jackhammer, is disclosed, which has a guide tube (11), a tool holder (24) that can be attached interchangeably to the guide tube (11), and a locking device (23) that locks the tool holder... | 11/21/2006 |
| 7124864 | Quick release socket connector A coupling member includes a body having a socket for receiving a mating ball with the body including a recess for receiving a cam member over which a generally C-shaped spring extends. The body includes slots for receiving the ends of the C-shaped spring which enga... | 10/24/2006 |
| 7121774 | Clamping device for hexagon bits A clamping device has a hexagon receptacle for receiving hexagon bits inserted in an axial direction of the hexagon receptacle. A radially movable locking element is provided for engaging a locking recess of an inserted hexagon bit. The locking element has a rest po... | 10/17/2006 |
| 7052022 | Chuck for pneumatic hammer A chuck for a pneumatic hammer including an insert and a pin engaged with the insert and one or more other components of the chuck, such as, for example, the nosepiece. The pin is configured to prevent or otherwise limit rotation of the insert relative to the one or... | 05/30/2006 |
| 7044479 | Steel retainer for rock drill A simple and positive drill steel retainer comprises a retainer and a latch. The retainer cannot be opened until the latch is disengaged. The latch is held in the engaged position by a spring. The retainer and latch can be easily operated with one hand. ... | 05/16/2006 |
| 6971651 | Device for sealing a space In a multi-chamber device a chamber with lubricant is sealed off on a rotationally drivable component from a second chamber at a peg of a power tool, by at least one seal sliding at a contact face, and least one stationary component is provided in the chamber with l... | 12/06/2005 |
| 6675910 | Structure of hand tool An improved structure of hand tool comprising a first pipe, a second pipe, a rotating sleeve, a pushing member, a pushing axle-rod and a chuck, wherein: the first pipe has thereon a position-limiting slot and two positioning holes provided for extending t... | 01/13/2004 |
| 6669206 | Tool holder for a rotary hammer or chisel hammer A tool holder for a rotary hammer or chisel hammer, comprising at least one locking element, a supporting ring axially movable between a position supporting the locking element in the locked position and a second position defining a first release position... | 12/30/2003 |
| 6659473 | Chuck for a percussion hand-held power tool A chuck for a percussion hand-held power tool including a coupling sleeve (3) for receiving a working tool and having two diametrically opposite, slot-shaped, radial openings (4, 4') in which two locking members (5) radially and axially displace a locking... | 12/09/2003 |
| 6651990 | Tool holder A tool holder, for mounting a bit formed with a groove onto a power tool, includes a tool-holding tool, an engagement member, and a resilient member. The tool-holding tube defines a bit insertion hole that extends in an axial direction. The tool-holding t... | 11/25/2003 |
| 6543789 | Chuck for a boring tool A chuck for receiving a tool shank of a boring tool and including radially displaceable engagement members (5) formlockingly engageable in the radial recesses (3) formed in the clamp region of the tool shank, an axially displaceable control sleeve (6) for... | 04/08/2003 |
| 6536780 | Hand power tool A hand power tool has a tool holder with a base body; a drive part; at least one locking body for connecting the base body of the tool holder with the drive part; a securing body which radially fixes the at least one locking body in an engaging position; ... | 03/25/2003 |
| 6497418 | Tool-bit holding device in percussion tool A tool-bit holding device in a percussion tool includes a rotatable and axially-movable retainer sleeve for accommodating a shank of a tool bit. A lock member supported by the retainer sleeve is movable radially with respect to the retainer sleeve. The lo... | 12/24/2002 |
| 6464234 | Machine tool, especially a hammer drill or chisel The machine tool, especially a hammer drill or chisel, has a rotatable and/or axially movable tool holder (10,12) for a tool (16) having a grooved shaft. The tool holder (10,12) includes a base body (22); two radially movable locking bodies (18,20) held i... | 10/15/2002 |
| 6202760 | Structure of multi-functional hand tool An improved structure of multi-functional hand tool, wherein, a pushing axle rod is screw connected with a chuck, a pushing axle rod is screw connected with a driving rod; bearings are slipped over a positioning sleeve, then the positioning sleeve, the pu... | 03/20/2001 |
| 6179300 | Tool holder A tool holder for coupling of rotating and striking tools with hand power tools has a coupling sleeve, a drive member connectable to a hand power tool and transmitting a drive movement, the coupling sleeve being connected with the drive member, a tool sha... | 01/30/2001 |
| 6174112 | Tool for hand-held equipment A tool for hand-held equipment and including a shank (2; 22; 32) with a clamping region (3; 23; 33) having a diameter (t) equal to or greater than 12 mm, at least one locking groove (4; 24; 34) provided in the clamping region (3; 23, 33), and at least one... | 01/16/2001 |
| 6135461 | Chuck for drilling and chiseling tools A chuck for drilling and chiseling tools and including a receiving sleeve at least one through-opening formed in a sleeve wall at least one locking member supported for a limited pivotal movement about a pivot axis, which extends substantially perpendicul... | 10/24/2000 |
| 6109620 | Shank adapter A shank adapter for a rock drill, which is used to connect one end of a drill string to a rock drill, has a chuck end (10) made from one piece of material and an opposite, threaded end (16) made from another, different, material. The chuck end and the thr... | 08/29/2000 |
| 6092814 | Tool holder for inserted tools in drilling and/or hammering machines A tool holder (10) is proposed for tools inserted into machines for drilling and/or percussion operation having means for rotational driving and axial locking of a tool shank which can be inserted into a tool receptacle (11) of the respective machine, whe... | 07/25/2000 |
| 6089798 | Device for coupling a tool to a hand-held tool-driving device A device on hand-held tool-driving machines for the coupling of pounding and/or drilling tools is proposed, wherein on the tool shank (11) and the tool holder (10) are located at least three couplings comprising grooves (17, 18, 22) that run axially to th... | 07/18/2000 |
| 5896934 | Reciprocating tool having a piston retainer Disclosed is a reciprocating pneumatic tool that includes a retainer mechanism for preventing the piston from freely exiting the barrel of the tool when the retaining sleeve and workpiece are removed. The retainer mechanism does not interfere with the fun... | 04/27/1999 |
| 5807040 | Tool bit chuck A tool bit chuck for holding a bit (1) with axially extending grooves (2) closed at the ends thereof spaced apart in the axial direction. Latching elements (4) in the form of cylinders are radially displaceable into and out of the grooves (2). The latchin... | 09/15/1998 |
| 5709391 | Bit mounting device A bit mounting device is adapted for removably mounting a bit on a tool which has a barrel including a mounting hole adapted for receiving the bit. The bit mounting device includes an engaging member engageable with the bit and a control member mounted on... | 01/20/1998 |
| 5700018 | Tool bit chuck A tool bit chuck for a bit (1) having axially extending latching grooves (2) closed at the opposite ends spaced apart in the axial direction, and axially extending rotary entrainment grooves (3) open at the trailing end of the bit. The chuck has entrainme... | 12/23/1997 |
| 5505570 | Device on hand power tool for driving tools A device on power tools for driving impact and/or drilling tools has a tool having a tool shaft provided with at least two drive grooves open toward a shaft end and at least one locking trough closed toward the shaft end, in which correspondingly a driver... | 04/09/1996 |
| 5466101 | Device on hand power tools for driving tools A device for driving impact and/or drilling tools on a hand power tool has a tool with a tool shaft having at least two drive grooves which are open toward the shaft end and at least one locking trough which is closed toward the shaft end. A driver for a ... | 11/14/1995 |
