B - Operations – Transporting – 60 – P
Patent
B - Operations, Transporting
60
P
188/115, 105/180
B60P 7/14 (2006.01) B60P 7/12 (2006.01) B61D 45/00 (2006.01)
Patent
CA 1238525
11 ABSTRACT A device for restricting rolling in one or both directions of cylindrical objects includes telescopically extensible tubes preferably having rectangular cross-sections. A spring is mounted within the tubes to urge the tubes towards each other. In the free ends of the tubes are releasably mounted wedge shaped blocks preventing rolling in both directions. An assembly of two rolls may be substituted for either of these blocks to allow rolling in one direction.
482348
Isaksson Bertil
Steiding Lennart
Isaksson Bertil
Kirby Eades Gale Baker
Steiding Lennart
LandOfFree
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