US PATENT SUBCLASS 53 / 317
.~.~ Screw or lug closure applying means


Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

285  DF  CLOSING PACKAGES AND FILLED RECEPTACLES {7}
287  DF  .~ Separate closure applying {17}
317.~.~ Screw or lug closure applying means {1}
318  DF  .~.~.~> With reverse rotation means


DEFINITION

Classification: 53/317

(under subclass 287) Apparatus including devices which first position a separate closure member on a receptacle and then secure said closure by relative rotation with respect to said receptacle.

(1) Note. The relative rotation of the closure and receptacle effects an interengagement of threads or similar projections.

(2) Note. Juxtaposing of closure and receptacle may be either by means of the same instrumentality which effects the relative rotation or by means of a separate instrumentality.

SEE OR SEARCH THIS CLASS, SUBCLASS:

304, through 313, for various devices under the class definition including means for supplying or providing a closure member for an assembling head or chuck.

331, for devices which secure a separate closure member on a receptacle by both interthread engagement and crimping (or shaping) portions of the closure member into engagement with the receptacle.

331.5, for securing devices, which effect relative rotation between a receptacle and a closure already on the receptacle, including means to convey or feed the so partially assembled closure and receptacle to the securing means. SEE OR SEARCH CLASS

7, Compound Tools,

151+, for receptacle closure removing implements attached to screw closure applying tools.

29, Metal Working,

240, for apparatus utilizing rotational means for assembly and disassembly.

81, Tools,

3.1+, for devices which rotate a closure with respect to a receptacle either to tighten or loosen the closure, the partially or wholly assembled closure and receptacle being presented to the device by hand, and subclasses 53+ for wrenches of general utility.