F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
251/27, 251/98
F16K 31/46 (2006.01) F16K 17/40 (2006.01)
Patent
CA 1298267
ABSTRACT OF THE DISCLOSURE An improved post assembly for operating an inaccessible valve having upper and lower connecting shaft portions within respective upper and lower column sections wherein each of the shaft portions and column sections are connected by breakaway means enabling the parts to be separated by impact, and replaceable, at a level above grade, and also having an attachment between the lower connecting shaft and a valve shaft.
539781
Ballun John V.
Gain Lorand H. Jr.
Holstrom John R.
Sharp Steve M.
Borden Ladner Gervais Llp
Henry Pratt Company
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