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Class 137/585 - Tank access opening and bottom outlet


Subclass of Class 137 - Fluid handling
Definition: Systems in which the access opening is formed in a tank,
No. of patents: 17
Last issue date: 05/06/2008


NumberTitleIssue Date
7367243Traps and vents in flow-through pipet
This invention relates generally to a volumetric pipet used to make a volumetric measurement and transfer a measured amount of liquid. More specifically the invention relates to a pipet that fills from the top, works well with automated systems because it does not r...
05/06/2008
7213613High-flow dual poppet valve having equalized closing forces
A dual-poppet valve comprising a valve body having spaced-apart coaxial valve seats and being arranged such that first and second poppets both open into the primary chamber. A first pintle shaft engages the first poppet, and a second pintle shaft engages the second ...
05/08/2007
7186337Quick-change filter and bracket system
A bracket system holds one or more filters in quick-attach and quick-release fashion. Bracket modules are combined in modular fashion, with tubing or other conduit between the modules, to create a “bank” of filters easily changed in number, arrangement, and flow...
03/06/2007
6966333Rainwater collection device
A rainwater collection device for collecting rainwater from a gutter for later usage. The rainwater collection device includes a housing having a bottom wall and a peripheral wall extending upwardly from the bottom wall. The peripheral wall has a top edge defining a...
11/22/2005
6739349Bulk milk tank with adjustable ladder
A bulk milk tank having a ladder that provides access to a raised platform in a lowered position and moves to a raised position to provide ample operating room around the tank outlet valve. ...
05/25/2004
6727510Transportation vessel for radioactive substance and method of loading closed vessel
A canister containing spent fuel assemblies is contained in a body of a transportation cask. A top opening of a vessel body of the canister is closed by a lid welded to the vessel body. A ring-shaped elastic tube is provided between the inner surface of the upper en...
04/27/2004
6090283Filter drain with spring enclosure
A fluid filter for liquid media with a removable filter insert and a drain opening having a spring-loaded closure element associated therewith. The closure element is held by the filter insert in a closing position that seals the drain opening, and separa...
07/18/2000
6065452Fuel feeder for vehicles
A vehicular fuel supply apparatus in which a sub-tank 21 that is inserted into and attached to the bottom wall opening 1b of the fuel tank 1 has integrally formed therein by molding a fuel chamber 24, support cavities 7c, 22c, 23c and a fuel flow paths 27...
05/23/2000
5809587Safety device for a suction outlet
A safety device for use in a suction outlet assembly of a swimming pool, whirlpool, spa or the like is disclosed. More particularly, the outlet assembly has an opening therein in communication with a pump adapted to create sufficient suction for causing f...
09/22/1998
5782265Filtration and transportable container for processing waste into fuel
The invention is to a method and apparatus that provide a removable container that functions both as a filtration unit and as a removable and transportable container for transferring fuel from a Filtration Fuel Technology (FFT) process to a fuel receiving...
07/21/1998
5538038Vacuum relief fitting for sanitary silos
The object of the invention is to provide a tubular fitting for connection to an overflow pipe on a sanitary silo in order to introduce sanitary air into any siphonal discharge therefrom and thereby reduce vacuum in the silo to prevent its collapse by imp...
07/23/1996
5386845Fluid transport apparatus with side recessed fitting well
A tube well extends through a fluid containment compartment and is secured at both ends thereof to the compartment shell. Both ends of the well communicate with respective shell openings. Compartment fittings and/or equipment are positioned in the tube an...
02/07/1995
5251658Fluid apparatus with at least one tube well
A tube well extends through a fluid containment compartment and is secured at both ends thereof to the compartment shell. Both ends of the well communicate with respective shell openings. Compartment fittings and/or equipment are positioned in the tube an...
10/12/1993
5211202Fluid apparatus with pressure-tight recessed well
A fluid apparatus including a fluid tank having a shell and defining a fluid containment compartment. A well is recessed into the fluid tank at an opening in the shell. The well has a well wall secured to the shell and a support ring at the shell opening ...
05/18/1993
5065890Comply system
A container includes a liner having longitudinal members compressively secured together by a first carrier film, at least one water-impermeable barrier film overlying the liner, a second carrier film overlying the barrier film to form a container; and som...
11/19/1991
4393980Liquid container arranged to limit undesirable drainage
A fuel or other liquid tank for, for example, a motor cycle, comprises a nonreturn vent arranged to vent the tank when the tank is in a generally upright attitude, a filler arranged to admit liquid into the tank below the upper surface thereof, whereby in...
07/19/1983
4202370Apparatus for use in generating liquid concentration gradients hydrostatically
A hydrostatic gradient generator has a first liquid chamber and a second liquid chamber detachably attached to a base provided with a pressure regulator. The regulator has inlets, one for each chamber and in communication with the lower end thereof with t...
05/13/1980
 
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