US PATENT SUBCLASS 493 / 24
.~.~ Sensing indeterminate length work supply

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

3  DF  CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {5}
8  DF  .~ Responsive to work material, the product or means engaging the work material or the product {13}
24.~.~ Sensing indeterminate length work supply

DEFINITION

Classification: 493/24

Sensing indeterminate length work supply:

(under subclass 8) Method or apparatus including detecting a characteristic of a workpiece having no more than one recognized longitudinal end.

(1) Note. A spool or coil of work is considered to be "indeterminate length".

SEE OR SEARCH THIS CLASS, SUBCLASS:

18, for an operation of this class utilizing a first and a second sensor, one of which is a surface contacting sensor for indeterminate length work.

77+, for making a rigid container including bringing and indeterminate length member together with another member combined with cutting, breaking, tearing, or abrading by a reciprocatory tool.

97+, for making a rigid container including assembly with an indeterminate length workpiece.

354+, for bringing an indeterminate length workpiece together with another member combined with cutting, breaking, tearing, or abrading.

380+, for assembling of this class wherein one workpiece is of indeterminate length. 404, for folding an indeterminate length workpiece by a roller.

410+, for overfolding or unfolding an indeterminate length workpiece.