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| Application No. | Application Title | Issue Date |
| 20050249573 | Screw and corresponding driver A screw driver bit (12) and mating screw socket (18) have mating curved side walls (26, 20). The socket includes inner side walls (20) facing inward and the bit includes outer side walls (26) facing outward. The socket and the bit may ... | 11/10/2005 |
| 20050232722 | Spiral drive fastener with friction engageable surface Interference surfaces are constructed on inner transition surfaces between wings of a fastener having a spiral recess. A portion of the transition surface is tapered to provide the interference. A standard driver for a spiral recess will engage the interference surface ... | 10/20/2005 |
| 20050175431 | Lobed drive for hi-lite fastener A drive socket for a male threaded fastener includes three rounded lobes of equal radius which are located equidistant from the center of the fastener and 120° apart from each other. The drive socket also includes three flat surfaces, each flat surface being located op... | 08/11/2005 |
| 20050158148 | Screw head formation The screw has two or three non-circular super-imposed recesses. The depth of each recess is less than 1.2 mm and there is a less than 1° of draw in each recess. The screw head recess is formed using a punch (10) in a cold-heading process. The punch is formed in ... | 07/21/2005 |
| 20050152770 | Threaded device with improved resistance against torsion-caused breakage The present invention concerns a threaded device that could be inserted without the risk of breaking due to torsion, especially a threaded device made from plastics. More specifically the present invention relates to a threaded device providing openings located distant ... | 07/14/2005 |
| 20050141986 | Tamper-resistant fastener and method and tool for use with same A fastener includes a round, blind hole or pocket in its head. Installation and removal of the fastener is accomplished with a tool containing an eccentric segment on the end of a shaft. When rotated within the pocket, the eccentric segment displaces laterally relative ... | 06/30/2005 |
| 20050135899 | Lobed drive for hi-lite fastener A drive socket for a male threaded fastener includes a plurality of rounded lobes of equal radius which are located equidistant from the center of the fastener and an equal distance from each other. The drive socket also includes flat surfaces located opposite the lobes... | 06/23/2005 |
| 20050047891 | Screw having non-strip drive recess and driver bit for use with the screw The present invention provides a screw, comprising a screw head having a drive recess and a screw shank having threads and being integrally formed with the screw head, wherein the drive recess includes a plurality of engaging grooves equiangularly radiating from an axis... | 03/03/2005 |
