US PATENT SUBCLASS 470 / 66
.~.~ Having thread cutting means

Current as of: June, 1999
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470 /   HD   THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

57  DF  APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT, ETC. {2}
58  DF  .~ Screw fastener making {6}
66.~.~ Having thread cutting means {8}
67  DF  .~.~.~> Portable
68  DF  .~.~.~> And pointing means
69  DF  .~.~.~> And severing means
70  DF  .~.~.~> Having plural dies {2}
73  DF  .~.~.~> Having collapsible die {4}
80  DF  .~.~.~> Having chaser cutter {1}
82  DF  .~.~.~> Having recessed cylindrical die block
83  DF  .~.~.~> Having self releasable die holder

DEFINITION

Classification: 470/66

Having thread cutting means:

(under subclass 58) Subject matter wherein the apparatus is provided with a component capable of producing a helical ridge on the fastener.

SEE OR SEARCH THIS CLASS, SUBCLASS:

111+, screw threading dies, per se.

SEE OR SEARCH CLASS

82, Turning, for machines and processes limited to thread cutting operations in which the operation is limited to the Class 82 operation particularly

110+, and without any other operation associated with bolt or screw formation. In addition, Class 82 provides for thread forming or cutting machines or devices which solely claim or disclose the cutting of threads on pipes or conduits. Similar cutting machines or devices solely claiming or disclosing the cutting of threads on fasteners are proper in Class 470. See the note relating to Class 470 in the Search Class notes of the Class Definition of Class 82.

409, Gear Cutting, Milling, or Planing,

65+, for a thread milling machine.