US PATENT SUBCLASS 160 / 1
AUTOMATIC CONTROL

Current as of: June, 1999
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160 /   HD   FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

1AUTOMATIC CONTROL {5}
2  DF  .~> Nonthermal automatic initiator {2}
6  DF  .~> Nonfusible thermal initiator
7  DF  .~> With starting or driving means
8  DF  .~> With retarding means
9  DF  .~> With releasing means for operator and/or counterbalance

DEFINITION

Classification: 160/1

(under the class definition) Devices having associated therewith some additional device for sensing a condition, e.g., temperature change, wind direction or velocity, rain, etc., and which sensing device in turn initiates operation of means which perform some controlling function.

(1) Note. Devices which stop the motion of movably mounted

flexible panels at desired positions have been placed below with their operating mechanisms of the appropriate type of device.

SEE OR SEARCH CLASS

49, Movable or Removable Closures,

1+, for thermal releasers or actuators for a rigid closure and subclasses 21+ for a rigid closure responsive to or directly actuated by ambient fluid.

73, Measuring and Testing, 29.02+, for hygrometers and hygrostats, per se.

109, Safes, Bank Protection, or a Related Device,

33, for related art.

200, Electricity: Circuit Makers and Breakers, appropriate subclasses under

61.62+, for flexible and portable panels which constitute circuit makers and breakers.

362, Illumination,

276, for light projectors having an automatically operated light dimming means.

374, Thermal Measuring and Testing,

100+, for a thermometer.