| 摘要 |
<p>1529073 Stud fastener KATO HATSUJYO CO Ltd 2 April 1976 [9 Dec 1975] 13382/76 Heading E2B The socket for a stud fastening comprises an outer wall 1 and an inner wall 2 defining together an annular space 4. Hollow space 7 communicates with aperture 3 in the portion 8 connecting the walls. The outside of wall 1 is tapered at 6 to facilitate insertion of the stud into a wall &c and the inner face of wall 2 is sloped for ease of insertion of the stud. Stud 9 may be provided with teeth 12 to assist in positive location. The socket is formed in one piece from resilient material and may, optionally be square in form.</p> |
