US PATENT SUBCLASS 250 / 227.15
.~.~.~.~ With detection of macroscopic break in fiber

Current as of: June, 1999
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250 /   HD   RADIANT ENERGY

200  DF  PHOTOCELLS; CIRCUITS AND APPARATUS {11}
216  DF  .~ Optical or pre-photocell system {11}
227.11  DF  .~.~ Light conductor {14}
227.14  DF  .~.~.~ Condition responsive light guide (e.g., light guide is physically affected by parameter sensed which results in light conveyed to the photocell) {5}
227.15.~.~.~.~ With detection of macroscopic break in fiber

DEFINITION

Classification: 250/227.15

With detection of macroscopic break in fiber:

(under subclass 227.14) Subject matter wherein the detector and a light conducting fiber are positioned, configured or arranged so that light is coupled to or away from a detector if there is a break in the fiber to sense the presence of a break.

SEE OR SEARCH CLASS

340, Communications: Electrical,

600+, for condition responsive devices which detect radiant energy.

356, Optics: Measuring and Testing,

73, for testing of the optical properties of fiber optic light guides.