| 摘要 |
1281087 Washers; circlips EASTMAN KODAK CO 24 June 1969 [24 June 1968] 31717/69 Heading F2H [Also in Division G2] A dished 0- or C-shaped member having inner and outer edges 4, 5 and oppositely directed major surfaces 2, 3 extending therebetween is resiliently reversible between two stable configurations of opposite concavity. The ring 1 may be used to grip the bore 17 of a member 15 with the outer edge, and/or a spigot 19 with the inner edge, to hold the members together on reversal of the concavity of the ring 1. The ring 1 may be circular or hexagonal and may be used as a retainer or decorative ring for a lens mount. |
