MACHINERY RETAINING FASTENING RINGS

Brand Owner Address Description
PRECISION BRAND PRECISION BRAND PRODUCTS, INC. 2250 Curtiss Street Downers Grove IL 60515 MACHINERY RETAINING AND FASTENING RINGS, KEYS, PINS AND CLIPS;SEALING RINGS, NAMELY, O-RINGS;BRAND;
 

Where the owner name is not linked, that owner no longer owns the brand

   
Technical Examples
  1. Retaining rings, planarizing apparatuses including retaining rings, and methods for mechanical and/or chemical-mechanical planarization of micro-device workpieces are disclosed herein. In one embodiment, a carrier head for retaining a micro-device workpiece during mechanical or chemical-mechanical polishing includes a workpiece holder configured to receive the workpiece and a retaining ring carried by the workpiece holder. The retaining ring includes an inner surface, an outer surface, a first surface between the inner surface and the outer surface, and a plurality of grooves in the first surface extending from the inner surface to the outer surface. The grooves include at least a first groove and a second groove positioned adjacent and at least substantially transverse to the first groove.