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Class Information
Number: 220/722
Name: Receptacles > Container attachment or adjunct > Expanding or contracting portion or component > Pressure or temperature compensating > In holder separate from container
Description: Subject matter wherein the variable structure is within or a portion of an enclosure distinct from the receptacle.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6736115 |
Air induction system comprising thermal pump for hydrocarbon vapor control |
May. 18, 2004 |
| 6382453 |
Fuel tank |
May. 7, 2002 |
| 5303843 |
Fluid transport apparatus with water hammer eliminator system |
Apr. 19, 1994 |
| 5209378 |
Liquid aerating apparatus |
May. 11, 1993 |
| 4600114 |
Thermo expansion compensator |
Jul. 15, 1986 |
| 4321866 |
Breather bag apparatus |
Mar. 30, 1982 |
| 4271869 |
Hydropneumatic pressure reservoir assembly |
Jun. 9, 1981 |
| 4161964 |
Reservoir for fuel injection system |
Jul. 24, 1979 |
| 4085719 |
Vapor pressure regulator for a vaporized liquid fuel system |
Apr. 25, 1978 |
| 3931907 |
Combination water supply and waste holding tank |
Jan. 13, 1976 |
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