Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7220169 | Sharpening apparatus A sharpening apparatus (16) for a blade-like cutting implement. The sharpening apparatus has an elongate body (18) and a cutting edge extending widthwise across one end of the body (11) at a predetermined angle relative to the longitudinal axis ... | 05/22/2007 |
| 6991519 | Angle head grinding method A computer controlled grinding machine grinds a cylindrical region and an annular shoulder of a rotatable workpiece. Relative movement is effected between the workpiece and a grinding wheel along a line of action which subtends an angle of approach of less than 90 d... | 01/31/2006 |
| 6848971 | Electronic bevel angle indicator for a hollow grinder An electronic hollow grinder bevel angle indicator wherein a microprocessor calculates the grinding bevel angle that will be obtained when a tool is placed flat upon a tool rest and presented to the periphery of a rotating grinding wheel. The calculated bevel angle ... | 02/01/2005 |
| 6409575 | Processing apparatus and method An apparatus main body has a surface plate, a vertical shaft and an arm coupled to the vertical shaft such that it can move in the vertical direction. A spline shaft is attached to the arm such that it can move in the vertical direction. A keeper for hold... | 06/25/2002 |
| 6347975 | Apparatus and method for processing thin-film magnetic head material An apparatus main body has a surface plate, a vertical shaft and an arm coupled to the vertical shaft such that it can move in the vertical direction. A spline shaft is attached to the arm such that it can move in the vertical direction. A keeper for hold... | 02/19/2002 |
| 6234869 | Machine control gage system The record of changes in the size of a workpiece, which is measured by a gage head during grinding, is graphed on a color LCD of a control part. It is therefore possible to know if there is an abrupt change or no change in the size of the workpiece during... | 05/22/2001 |
| 6200204 | Roll grinder with vibration dampening A roll grinder system including a roll grinder bed of high dynamic stiffness, having a roll support and a grinding wheel support fixedly mounted to the roll grinder bed. The roll grinder bed is comprised of a monolithic epoxy granite block with a steel pl... | 03/13/2001 |
| 5679053 | Method and apparatus for grinding a workpiece In a method and apparatus for grinding a workpiece, a rotating workpiece and a rotating grinding wheel are relatively moved toward and away from each other, and at least first and second grinding steps are performed at high and low infeed rates, respectiv... | 10/21/1997 |
| 5525092 | Device for preventing idle rotation in cylindrical ingot grinder When a cylindrical single crystal ingot terminating in generally conical parts at the opposite ends thereof is machined with a cylindrical grinder which is adapted to support the ingot in place by fastening the conical parts of the ingot to a spindle side... | 06/11/1996 |
| 5426999 | Sharpening guide for hand instruments and tools A sharpener is disclosed which consists of a platform with formed grooves to accommodate instrument handles at specific angles to direct the blade of the instrument to a sharpening stone which slides in a groove on the platform. The sharpener will be ster... | 06/27/1995 |
| 4527361 | Sharpener for turning tools The sharpening of tools having a handle and a blade with a cutting edge is accomplished by accurately supporting the tool with its cutting edge juxtapositioned to a rotary grinding wheel. The support has an angularly adjustable blade support platform and,... | 07/09/1985 |
| 4202138 | Bezel grinding attachment for a dop stick holder A removable bezel grinding attachment for a dop stick holder features a bezel table for support of a cabochon, the table replacing the dop stick of the holder, and means for adjusting the inclination of the table.... | 05/13/1980 |
| 4164100 | Device for grinding spiral drills An auxiliary device for facilitating re-grinding and sharpening of spiral drills used by a home or do-it-yourself amateur in conjunction with a conventional grinding machine mounted on a table and having a rotating grinding wheel or disk exposed on a hori... | 08/14/1979 |
| 3935679 | Grinding fixture A grinding fixture for grinding cylinder head castings. The fixture includes a row of aligning pins that extend upwardly from the fixture and the lower ends of each pair of adjacent pins are engaged with the ends of a balancing plate which is fulcrumed wi... | 02/03/1976 |
