US PATENT SUBCLASS 292 / 348
KNOB-ATTACHING DEVICES
Current as of:
June, 1999
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292 /
HD
CLOSURE FASTENERS
348
KNOB-ATTACHING DEVICES
{6}
349
DF
.~
> Friction
350
DF
.~
> Screw {1}
352
DF
.~
> Sliding
353
DF
.~
> Spring arm
354
DF
.~
> Swinging
355
DF
.~
> Wedge
DEFINITION
Classification: 292/348
(under the class definition) Devices for operatively connecting or securing knobs or knob-shanks to the latch-spindles.
SEE OR SEARCH THIS CLASS, SUBCLASS:
336.5, and see notes (1) and (2) thereto, for analogous joints between the spindle and the rollback.
SEE OR SEARCH CLASS
74, Machine Element or Mechanism,
548+, for analogous joints between machine element handles and their shafts.
403, Joints and Connections, 230+, for joints of general application between a rod and a base, plate or head.
