US PATENT SUBCLASS 191 / 40
.~.~ Supports
Current as of:
June, 1999
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191 /
HD
ELECTRICITY: TRANSMISSION TO VEHICLES
22 R
DF
CONDUCTORS
{5}
33 R
DF
.~ Trolley {9}
40
.~.~ Supports {3}
41
DF
.~.~.~
> Catenary
42
DF
.~.~.~
> Combined ears and insulator
43
DF
.~.~.~
> Ears {1}
DEFINITION
Classification: 191/40
(under subclass 33) Means for securing the trolley conductor in operative position.
SEE OR SEARCH THIS CLASS, SUBCLASS:
39,
SEE OR SEARCH CLASS
104, Railways,
124, and 165, and indented subclasses.
105, Railway Rolling Stock, 141, and indented subclasses and 148.
174, Electricity: Conductors and Insulators
168, and indented subclasses for insulators with conductor holding means.
200, Electricity: Circuit Makers and Breakers,
79,.
248, Supports,
61, for means supported by, and maintaining relative spacing between, longitudinal runs of an endless, load-moving cable.
254, Implements or Apparatus for Applying Pushing or Pulling Force,
388, for means supported by, and maintaining relative spacing between, longitudinal runs of an endless, load-moving cable.
440, Marine Propulsion,
33+,.
