US PATENT SUBCLASS 277 / 323
.~ Installation, removal, assembly, disassembly, or repair feature

Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

322  DF  SEAL FOR WELL APPARATUS {8}
323.~ Installation, removal, assembly, disassembly, or repair feature

DEFINITION

Classification: 277/323

Installation, removal, assembly, disassembly, or repair feature:

(under subclass 322) Seal for well apparatus including means to aid in mounting, extricating, construction, dismantling, or restoration of the seal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

370+, for a relatively rotatable extending sealing face member (e.g., face, mechanical, etc.) having an installation, removal, assembly, disassembly, or repair feature.

421, for a close proximity labyrinth seal having an installation, removal, assembly, disassembly, or repair feature.

435, for a piston ring, piston ring expander or seat therefore having an installation, removal, assembly, disassembly, or repair feature.

511, for a dynamic, circumferential contact seal intended for containment or compression by a gland member in a packing box having an installation, removal, assembly, disassembly, or repair feature.

551, for a dynamic, peripheral, radially sealing, flexible projection (e.g., lip seal, etc.) for other than a piston having an installation, removal, assembly, disassembly, or repair feature.

598, for a static contact seal for use between parts of an internal combustion engine having an installation, removal, assembly, disassembly, or repair feature. 609, for a static contact seal intended for insertion between an end-to-end pipe, conduit, or cable joint having an installation, removal, assembly, disassembly, or repair feature.

630, for a static contact seal for other than an internal combustion engine, or a pipe, conduit, or cable having an installation, removal, assembly, disassembly, or repair feature.

SEE OR SEARCH CLASS

29, Metal Working, for a method of mechanical manufacture or apparatus to assemble or disassemble,

402.02, for a method of repairing a seal or element thereof not provided for elsewhere, or subclasses 700+ for general apparatus to assemble or disassemble, especially subclass 236 for an apparatus to apply or remove a resilient well protector from a well sucker rod.