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7220172 |
Detail sanding block
A hand-held, manually-operated, sanding tool that can be used with conventional rectangular or square shaped sheet-like abrasive media to sand corners or other confined areas includes a base member...
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7112128 |
Sanding tool with protective clamping mechanism
A hand-held, manually-operated sanding tool for use with a replaceable sheet-like abrasive material, such as sandpaper, includes a base member and one or more clamping mechanisms pivotally...
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6878048 |
CMP belt stretch compensation apparatus and methods for using the same
An apparatus for reducing non-uniform stretch of a belt used in the CMP system is disclosed. The belt that may be used with the apparatus extends between a first roller and a second roller to...
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6739961 |
Abrasive band tightening apparatus
An abrasive drum, suitable for polishing or sanding a workpiece, that incorporates an internal expansion member, configured so that when a belt of abrasive material fitted to the exterior...
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6682400 |
Sanding block with anchoring bar
A sanding device for use with abrasive sheet material. The device has a body with a rounded side for sanding concave recesses, sharp corner edges for use in sanding ninety-degree corners, and flat...
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6543111 |
Method and apparatus for recycling belts
An apparatus for refurbishing a belt, the latter having a width, a length and a degraded surface. The apparatus includes a frame, a grinding roller for selectively and uniformly removing a...
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6482072 |
Method and apparatus for providing and controlling delivery of a web of polishing material
Generally, a method and apparatus for supporting a web of polishing material. In one embodiment, the apparatus includes a platen adapted to support the web, a frame assembly, and one or more...
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6196909 |
Abrasing tool
An abrading tool (10) includes an abrasive belt (11) loosely wrapped around an elongated block (12). A tension adjuster (22) is inserted between the belt (11) and the block (12). The tension in the...
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5871390 |
Method and apparatus for aligning and tensioning a pad/belt used in linear planarization for chemical mechanical polishing
The present invention describes an apparatus and method for aligning a pad/belt on a roller for use in chemical mechanical polishing using linear planarization. The present invention comprises an...
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5842913 |
Rotary drum sander
A rotary drum sander is provided with a horizontal boom orienting a rotatable cylindrical drum to cover the spirally wound strip of abrasive material above a work supporting platen. The abrasive...
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5700187 |
Tool to stopper and abrade concave and convex surfaces
This tool consists of a deformable plastic supporting base plate (1) bearing on its lower outer surface the stopper and abrasive materials, it further includes two upwards slanting interconnecting...
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5387251 |
Endless belt sanding block
An improved endless belt sanding block, typically having four flat rigid support sections connected by a set of hinges (12), (16), (22), and (28) to form a foldable closed loop. Two of the support...
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5181347 |
Drum sander and fasteners
A fastening device for continually taking up slack in a strip of abrasive paper wound helically about a rotatable drum sander. Rotation of the drum sander tends to cause the helical abrasive strip...
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5088410 |
Plate lockup apparatus for printing press
A plate lockup apparatus for a printing press includes leading- and trailing-side plate lockup tables, leading- and trailing-side gripper plates, a plurality of plate gripper cams, spring members,...
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5076167 |
Arrangement for the parallel tensioning of printing plates
In order that the tension, particularly of large printing plates, and their automatic retensioning, may be regulated uniformly over the entire width without having an adverse effect on the final...
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5074210 |
Plate attachment system for a printing machine form cylinder
To provide for circumferential support of a stretching spindle (8) having axially extending holding or stretching grooves (9, 10) to retain an end portion (14, 17) of a printing plate and clamp the...
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5062363 |
Flexible printing plate attachment system
To clamp a printing form (16), the end portions are inserted into a clamping groove (2, 3) which is formed by a channel (2) extending at an angle into the printing cylinder, and axially thereover....
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5007208 |
Anchor for rotary sanding drum
A sanding belt for use on a rotating drum, is anchored on the drum by means of an elongated strip of sandpaper having a length slightly less than the circumference of the outer surface of the drum....
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4823516 |
Cutting tool wheel having a removable abrasive belt
A grinder has an abrasive belt removably mounted on a wheel for grinding a workpiece. The belt has its ends extend through a transverse slot in the wheel into a recess within the wheel. One end of...
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4250810 |
Centrifugal clamp on a high speed print drum
A clamp for holding a flexible sheet on a rotary carrier tightens the grip on, and pulls, the sheet upon rotation of the carrier, as a result of centrifugal forces generated on two weights attached...
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3916586 |
Sanding cylinder for drills
A sanding cylinder for utilization in combination with a hand held electric drill. The sanding cylinder includes a shaft secured to a cylindrical sanding head. A rotatable sanding sleeve is secured...
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