US PATENT SUBCLASS 200 / 33 R
RETARDED


Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

33 RRETARDED {6}
34  DF  .~> Dashpot
35 R  DF  .~> Clock train {8}
33 A  DF  .~> Mercury
33 B  DF  .~> Cam operated
33 C  DF  .~> Chain or flexible drive
33 D  DF  .~> Longitudinally movable carriage

Unofficial Alpha Subclasses: R A B C D

DEFINITION

Classification: 200/33

(under the class definition) Devices including means for timing or delaying the operation of the contacts.

(1) Note. These devices include the so-called "time-switches".

SEE OR SEARCH CLASS

178, Telegraphy,

76, for retarded circuit closers peculiar to telegraph systems.

307, Electrical Transmission or Interconnection Systems,

141+, for a switching system including a time delay or retardation means controlling a switch actuation. 335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets,

59+, for electromagnetically operated retarded circuit-makers.

337, Electricity: Electrothermally or Thermally Actuated Switches, appropriate subclasses for electrothermally and thermally actuated switches with retarded action.