Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 7849550 | Swivel paint roller apparatus A swivel paint roller apparatus is arranged for mounting on an extension pole member and arranged to provide for rotation of the roller frame about a pivot axis oriented angularly in the range of 20 degrees to 80 degrees relative to the axis of a longitudinal extens... | 12/14/2010 |
| 7354334 | Reducing polishing pad deformation A polishing system can have a polishing pad with a polishing surface and a bottom surface that includes a recess with a thickness less than the thickness of the polishing pad. An in-situ monitoring module can be positioned in a cavity formed in part by the recess. A... | 04/08/2008 |
| 7273412 | Abrasive wheel with improved composing structure An abrasive wheel with improved structure comprises: an abrasive component, an adapting ring received by the combining hole in the central region of the abrasive component, two covers which are posited about both mounting surfaces respectively, wherein each cover at... | 09/25/2007 |
| 7252581 | Power tools It is accordingly an object of the invention to provide a technique of cooling a power tool which further improves cooling effectiveness of the power tool. According to the invention, a power tool is provided that includes a driving motor, a tool bit, a power transm... | 08/07/2007 |
| 6941609 | Paint roller assembly The present invention provides a roller assembly including a roller support coupled to a handle assembly. The roller support includes a detent releasably engageable with a roller cover. An actuator is coupled to the handle assembly for movement between a neutral pos... | 09/13/2005 |
| 6807705 | Polishing pad and system The invention provides a double sided waffle-surfaced foam polishing pad and a polishing system with which it can be used. The double sided feature allows great versatility in the type of polishing that can be accomplished using the same pad. ... | 10/26/2004 |
| 6523215 | Polishing pad and system The invention provides a double sided waffle-surfaced foam polishing pad and a polishing system with which it can be used. The double sided feature allows great versatility in the type of polishing that can be accomplished using the same pad.... | 02/25/2003 |
| 6308368 | Cleaning pad The present invention relates to a cleaning pad mounted on a rotary pad base of a floor cleaning device when in use. The cleaning pad in accordance with the present invention comprises a base cloth and a fiber layer made by implanting threads made of 70 t... | 10/30/2001 |
| 6298518 | Heat dissipating buffing pad A buffing pad assembly is provided for buffing, polishing or otherwise finishing a painted surface. The buffing pad assembly includes a rigid backing mount, a back-up pad affixed to the backing mount, and a buffing pad removably attached to the back-up pa... | 10/09/2001 |
| 6295687 | Buff section assembly and method of making An assembly of buff or brush wheels with or without spacers is stacked, compressed, and held together as an integrated unit to form an assembly of such wheels having a specified face width which then may be mounted as a unit on a machine arbor or drive sh... | 10/02/2001 |
| 5410774 | Portable vehicle window wiper A portable window wiper for attachment to a vehicle door to reciprocally clear moisture from an adjacent window. The wiper includes a housing having a bracket projecting therefrom which may be inserted between a base of the window and an adjoining portion... | 05/02/1995 |
| 4504999 | Buffing wheel hub A buffing wheel hub device comprising telescoping male and female units having axially extending finger members supporting a plurality of buffing wheels thereon between end plates of said units to compactly support and drive said wheels rotatably by an ar... | 03/19/1985 |
| 4235052 | Fan disc An improvement in backing discs for rotary sanders and the like has a plurality of radially offset blades on a back surface thereof with each blade being formed of a plurality of separate elements for flexibility of the blades and disc and the elements of... | 11/25/1980 |
| 4069538 | Drive disc and pad assembly for floor buffer In a floor buffing machine, a rotating pad support structure for the conventional porous fibrous floor buffing pad in which airways are provided in the structure in conjunction with means for inducing airflow through the pad and airways.... | 01/24/1978 |
