US PATENT SUBCLASS 100 / 99
WITH ALARM, SIGNAL, INDICATOR, OR TEST MEANS


Current as of: June, 1999
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100 /   HD   PRESSES

99WITH ALARM, SIGNAL, INDICATOR, OR TEST MEANS


DEFINITION

Classification: 100/99

(under the class definition) Apparatus having means (1) to detect some condition in the operation of the machine, the detecting means operating a visual and/or audible indication of the condition, (2) or to indicate or test a physical or chemical condition of the material under treatment.

SEE OR SEARCH THIS CLASS, SUBCLASS:

43+, for apparatus in which the detecting means effects the operation of some control to bring about some change in the operation of the apparatus.

SEE OR SEARCH CLASS

65, Glass Manufacturing,

158, for a glassworking apparatus combined with a signal, indicator, or inspection means. 73, Measuring and Testing,

863+, for samplers, per se; and subclass 760, for determination of stress within a press structure absent detailed recitation of the press structure.

131, Tobacco,

280+, for cigar and cigarette making machines having automatic control means responsive to weight.

156, Adhesive Bonding and Miscellaneous Chemical Manufacture,

378, for laminating devices having measuring, testing or inspecting means.

209, Classifying, Separating, and Assorting Solids,

599, and 699, for devices which assort articles by determining their compressibility.

324, Electricity: Measuring and Testing, appropriate subclasses, for apparatus for determining the electrical properties of material while under pressure including means to apply the pressure.

340, Communications: Electrical,

500+, for electrical automatic condition responsive indicating systems.