F - Mech Eng,Light,Heat,Weapons – 16 – D
Patent
F - Mech Eng,Light,Heat,Weapons
16
D
F16D 1/02 (2006.01) E21D 21/00 (2006.01) F16B 7/18 (2006.01) F16B 13/00 (2006.01) F16B 35/00 (2006.01) F16B 37/00 (2006.01) F16D 1/06 (2006.01)
Patent
CA 2639268
An end coupling 1, 19 for a shaft 2 of a rock bolt 50 comprises a body 6 having a lead portion 8 with a leading end 9, and a tail portion 10 with a trailing end 11. The tail portion 10 is arranged to be connected to a drive to impart rotation to the coupling about its axis. The body 6 defines a passage 7 extending between the leading and trailing ends and a first portion 12 of the passage 7 extends from the leading end 9 and has a first diameter. A second portion 15 of the passage 7 is disposed adjacent the first portion 12 and has a second diameter that is larger than said first diameter. A first thread 14 extends along at least part of the first portion 12 of the passage 7 and is arranged to engage an external thread 4 on the rock bolt shaft 2. A rock bolt assembly incorporating the end coupling 1, 19 is also disclosed.
Dimock Stratton Llp
Jennmar Corporation
LandOfFree
End coupling for a rock bolt does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with End coupling for a rock bolt, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and End coupling for a rock bolt will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1702606