US PATENT SUBCLASS 212 / 250
.~ Having fluid ram directly actuating load cable or sheave therefor

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


212 /   HD   TRAVERSING HOISTS

223  DF  HAVING HORIZONTALLY SWINGING BOOM OR BRIDGE {9}
250.~ Having fluid ram directly actuating load cable or sheave therefor

DEFINITION

Classification: 212/250

Having fluid ram directly actuating load cable or sheave therefor:

(under subclass 223) Apparatus including a relatively reciprocating piston and cylinder which are actuated by fluid pressure and are employed to lift the load by directly connecting the piston or cylinder to either the flexible member or a pulley about which the flexible member is entrained.