E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
262/83
E21C 35/18 (2006.01) B02C 18/18 (2006.01) E21C 35/19 (2006.01)
Patent
CA 1141401
Abstract of the Disclosure A mineral cutting tool comprises a head and a shank extending therefrom for fitting into a socket of a box, the shank having a laterally extending, two-part aperture, the parts thereof communicating with one another, with the first aperture part housing a first portion of a resilient retaining member whereby the latter is secured to the shank, the second aperture part housing, with clearance, a second portion of the resilient retaining member, which second portion is flexibly connected to the first portion, the second portion projecting at least from one end of the second aperture part for abutting engagement, in use, with the socket of the box.
343288
Clapham William S.
Howe Sydney
Hall & Pickles Limited
Robic Robic & Associes/associates
LandOfFree
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