US PATENT SUBCLASS 411 / 337
HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

337HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP {12}
338  DF  .~> Lap bolt or fastener {1}
340  DF  .~> Securing means pivotable about axis transverse to fastener axis, e.g., toggle bolt, etc. {4}
347  DF  .~> Headed fastener element with securing means and biasing spring {2}
351  DF  .~> Draw bar or draft key fastener
352  DF  .~> Metallic resilient securing means {1}
354  DF  .~> Wedge-securing means {1}
356  DF  .~> Penetrating pin securing means {1}
360  DF  .~> Deformable securing means {2}
366.1  DD  .~> Headed bolt or screw with threads and complementary nut {4}
371.1  DD  .~> Sealing-type washer compressed by head
371.2  DD  .~> Washer adjacent head and having a particular shape (e.g., dished) or composition {1}
372.5  DD  .~> Cap over the head {2}

DEFINITION

Classification: 411/337

HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP:

(under the class definition) Subject matter drawn to an elongated fastening means provided at one end with an enlargement or related structure in the nature of a head defining a head and further provided with either a cooperating internally threaded means, a perforated disk or annular means, a securing means in the form of an unthreaded

means designed to cooperate with and restrain the fastening means, or means for covering an end of the fastening means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+, for a threaded fastener (i.e., a bolt or nut) and means for restricting the rotation thereof relative to a coacting substructure.

190+, for a threaded bolt and nut and means for coupling them against rotation relative to one another.

531, for the search notes therein pertaining to other loci for washers.

SEE OR SEARCH CLASS

24, Buckles, Buttons, Clasps, etc., 305+, for combined fasteners all of which are of the Class 24 type.

52, Static Structures (e.g., Buildings),

698+, for headed fasteners with in situ static structure assemblies. See the Search Class reference to Class 411 of Class 52 for the line between Class 411 and that Class 52 subclasses.

238, Railways: Surface Track,

251+, and 310+ for various types of headed fasteners specially adapted with or for joining railway elements.

248, Supports,

239, for projecting pin shelf or scaffold bracket.

278, Land Vehicles: Animal Draft Appliances,

60+, for headed fasteners specially adapted for use with animal draft land vehicles; and subclasses 96+ for whiffletree link or clevis connectors.

301, Land Vehicles: Wheels and Axles,

9.1+, for detachable wheel connections.