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US 2002/0162165 A1Published application
Compressed air drain opening device
Assignee2L Products, Inc.
InventorsJ. Kirk Leaphart JR., C. Mark Leaphart
Life of this patent
Estimating the term…
Abstract
An air plunger is described. The air plunger comprises an upper barrel and a lower barrel slidably received by the upper barrel. An air seal is fixed to the lower barrel and slidably engages with the upper barrel. A nozzle is attached to the lower barrel opposite to the upper barrel. A stop mechanism prohibits the upper barrel from disassociating with the lower barrel.
Claims32
An air plunger comprising:
- an upper barrel;
- a lower barrel slidably received by said upper barrel;
- an air seal fixed to said lower barrel and slidably engaged with said upper barrel;
- a nozzle attached to said lower barrel opposite to said upper barrel;
- and
- a stop mechanism for prohibiting said upper barrel from disassociating with said lower barrel.
3 more elements
A compressed air plunger comprising:
- an upper barrel;
- a lower barrel slidably received by said upper barrel;
- a force handle attached to said upper barrel;
- a nozzle engageable with a drain;
- and
- wherein when said force handle is pushed towards said nozzle air pressure is exerted on said drain.
3 more elements
A storable apparatus for unclogging a drain comprising:
- an air plunger comprising:
- an upper barrel;
- a lower barrel slidably received by said upper barrel;
- and
- a nozzle engageable with said drain;
- and
- a holder comprising a protrusion which is receivable in said nozzle.
4 more elements
Dependencies are inferred from the claim text.