US PATENT SUBCLASS 137 / 315
WITH REPAIR, TAPPING OR ASSEMBLY MEANS

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

315WITH REPAIR, TAPPING OR ASSEMBLY MEANS {6}
316  DF  .~> With holding means functioning only during transportation assembly or disassembly
317  DF  .~> Tapping a pipe, keg, or apertured tank under pressure {4}
326  DF  .~> Foot valve extraction from top of enclosure
327  DF  .~> With disassembly tool engaging feature {1}
329  DF  .~> With provision of alternate wear parts {1}
329.1  DF  .~> Removable valve with normally disabled supplemental check valve {1}

DEFINITION

Classification: 137/315

(under the class definition) Fluid handling devices in which parts of the device are equipped with means, other than the parts making up the flow confining or controlling assembly and the means for securing them together in operative relation, to aid in assembling the parts to form the device or a subcombination thereof, or for disassembling the device or its parts; or in which the device, or parts of the device, are equipped with means to restore, or aid in restoring the device to its former condition after decay, injury or partial destruction.

(1) Note. This subclass does not include devices having means to facilitate adjustment of the parts of the device. Such device may be found in the subclasses involving the member made adjustable. See the main class definition, section 5 for search notes on adjustments in fluid handling devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

15, for processes of repairing and assembling fluid handling devices.

242+, for valve devices having special features to facilitate valve grinding, and see the search notes thereto.

SEE OR SEARCH CLASS 138, Pipes and Tubular Conduits,

97+, for processes and means for repairing pipes.

166, Wells,

85.1+, for above ground well apparatus with assembly or disassembly means.