F - Mech Eng,Light,Heat,Weapons – 16 – J
Patent
F - Mech Eng,Light,Heat,Weapons
16
J
F16J 15/16 (2006.01) F16J 15/00 (2006.01) F16J 15/34 (2006.01)
Patent
CA 2067009
13 ABSTRACT A SEAL ASSEMBLY A sealing assembly between first and second relatively rotatable parts, such as the parts of a tunnel boring machine, in which a flange on a first part has a radial sealing face engaged by the axial faces of inner and outer sealing rings mounted on the body portion of the second part at radially spaced locations, a bleed passage in the second body portion opening between the sealing rings and indicating any failure in the outer sealing ring.
Porter Anthony William
Walker Robert Alexander
G. Ronald Bell & Associates
Greene Tweed & Co. Ltd.
James Howden & Company Limited
Porter Anthony William
Walker Robert Alexander
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