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| Number | Title | Issue Date |
| 7556056 | Single point battery watering system with pivot float and ball valve A series of cell fill valves are interconnected by tubing and T-connections, one to each battery cell. Each cell fill valve is controlled by a ball in a seat in a single fill opening. The ball is controlled by a float on a pivotable lever arm with an end finger whic... | 07/07/2009 |
| 7392820 | Liquid shut-off valve An automatic shut-off valve suitable for watering of batteries is disclosed. The valve is formed by a chamber having an inlet and an outlet. A seat surrounds the outlet. A spring biased piston within the cylinder is movable into and out of sealing engagement with th... | 07/01/2008 |
| 7104272 | Vehicle battery fluid supply system with vacuum source A system for supplying fluid to a battery, a vacuum source, a vehicle, a combination, a method for supplying fluid to a battery and a method of charging a battery. The fluid supply system supplies fluid to a battery in a vehicle, the vehicle including a frame suppor... | 09/12/2006 |
| 7040431 | Fuel cell hybrid vehicle with automatically watered aqueous batteries A fuel cell hybrid vehicle utilizing flooded aqueous battery or batteries operatively coupled to a fuel cell stack, an electric drive motor, and an integrated watering system, the integrated watering system comprising: a heat exchanger configured to extract water fr... | 05/09/2006 |
| 7029786 | Single point watering apparatus for lead-acid battery The present invention is directed to a single point watering system for use with a lead-acid battery having a plurality of battery cell access ports. The system comprises a plurality of refill valves and a plurality of refill valves and a manifold having (i) a water... | 04/18/2006 |
| 6981516 | Fail save shut off valve for filtering systems employing candle filters The invention relates to an apparatus that acts as a fail save shut off valve. More specifically, the invention relates to a fail save shut off valve that allows fluid flow during normal operational conditions, but prevents the flow of fluids in the event of system ... | 01/03/2006 |
| 6786226 | Battery fluid supply system A system for supplying fluid to a battery, a vehicle and a method for supplying fluid to a battery. The fluid supply system supplies fluid to a battery in a vehicle selectively powered by the battery, the vehicle including a frame supporting the battery, the battery... | 09/07/2004 |
| 6782913 | Apparatus for use of single point watering system with monobloc lead-acid batteries The present invention is directed to a single point watering system for refilling individual cells of a multi cell monobloc lead-acid battery wherein each battery cell is fitted with a refill control valve. The system includes a manifold and a swivel connector fitti... | 08/31/2004 |
| 6732755 | Attachment mechanism for attaching ports to liquid containers A battery watering system includes a filler unit mounted by means of an attachment mechanism to the flanged apertures of a three cell six volt lead acid battery. The filler unit is connected by a supply and drain line to a feed unit in the form of a reservoir tank a... | 05/11/2004 |
| 6718996 | Filling pod for a battery, vehicle and method of supplying fluid to a battery A combination for supplying fluid to a battery, a vehicle and a method of assembling the combination. The combination includes the battery and a filling pod. The filling pod includes a filling pod housing having a filling pod port fluidly connectable to a fluid sour... | 04/13/2004 |
| 6644338 | Apparatus for use of single point watering system with monobloc lead-acid batteries The present invention is directed to a single point watering system for refilling individual cells of a multi cell monobloc lead-acid battery wherein each battery cell is fitted with a refill control valve. The system includes a manifold and a swivel conn... | 11/11/2003 |
| 6622744 | Filling pod for a battery, vehicle and method of supplying fluid to a battery A filling pod, a vehicle and a method for supplying fluid to a battery. The filling pod includes a filling pod housing having a filling pod port fluidly connectable to a fluid source for receiving fluid from the fluid source, a first fluid supply member f... | 09/23/2003 |
| 6554025 | Multiple container filling system A battery watering system includes a filler unit mounted by means of an attachment mechanism to the flanged apertures of a three cell six volt lead acid battery. The filler unit is connected by a supply and drain line to a feed unit in the form of the res... | 04/29/2003 |
| 6446681 | Filler unit for topping up a container with liquid A battery watering unit is mounted atop a battery cell, and includes an open-topped vessel having a bottom wall. A side wall arrangement having an opening at the bottom forms a first divider to partition the vessel into a vented portion and an air entrapp... | 09/10/2002 |
| 6431201 | Wet battery and vehicle-based water management system A water management system for a motor vehicle in which water is collected from the condenser (1) of the air-conditioning unit, stored in a master water tank (5) and distributed therefrom to the battery (15), screen wash jet (27) and radiator (37). The veh... | 08/13/2002 |
| 6338368 | Electric golf car battery refill system A gravity refilling system for adding water to wet cell batteries. The system is for one or more batteries and utilizes apparatus mounted to the underside of a golf car seat. The apparatus includes a reservoir tank, a valve assembly, a disconnect assembly... | 01/15/2002 |
| 6227229 | High gain fluid control valve assembly The valve assembly of the present invention includes a body portion having one or more inlets and two aligned outlets. The outlets are located on opposing faces of the body portion, one having a generally rigid valve seat defining a first valve outlet por... | 05/08/2001 |
| 6213145 | Battery water supply system for a battery-powered utility vehicle A golf cart, powered by a plurality of electrolytic, lead-acid batteries has an on-board battery water replenishing system. Each battery includes a manifold that feeds water to each battery cell and is capable of transmitting out of the manifold gas gener... | 04/10/2001 |
| 6164309 | Liquid filling device A liquid filling device for watering batteries comprises a body having first and second water ports that extend through the body and connect within it to first and second water passages that are independent of one another. A trap is disposed the device at... | 12/26/2000 |
| 6120929 | Lid for accumulator batteries and charging devices co-operating with said lid A lid for accumulator batteries has one or more holes to receive a device to ensure the circulation of electrolyte during the first charge and a second device to ensure the re-fill of electrolyte during the other charges. The lid is equipped with one or m... | 09/19/2000 |
| 6106968 | Smart valve regulated lead acid battery with embedded electronic monitoring and fluid fill system For use with a valve regulated lead acid (VRLA) battery, a fluid fill system and a method of maintaining fill fluid in a VRLA battery. In one embodiment, the system includes: (1) a fluid determination circuit, associated with the battery, that determines ... | 08/22/2000 |
| 6053221 | Battery filling apparatus The apparatus includes a battery support for supporting a battery at a fill position, a head assembly with a plurality of heads each with an opening formed therethrough, an acid tank, a circulating conduit with a pump for circulating acid, and a valve for... | 04/25/2000 |
| 6036446 | Fluid transfer with concurrent system movement for liquid and vacuum A portable system of inter-connected smaller and larger canisters for near simultaneous vacuum and liquid transfer free from any external power. Captured vacuum in the canisters is employed for waste liquid extraction and a subsequent pressure transfer ma... | 03/14/2000 |
| 5914201 | Filling fixture for electric vehicle cell An electric vehicle cell featuring internal pressure relief and spring disengagement devices which vent various internal pressures to atmosphere to prevent cell bulging or explosion and which also internally interrupt current flow through the cell due to ... | 06/22/1999 |
| 5902694 | Water top-up plug for batteries containing a liquid electrolyte A water top-up plug for batteries containing a liquid electrolyte has a plug housing, which is formed outwardly in the lower region so that it is complementary to an upper battery housing opening. A cover is arranged at the plug housing at the top, beneat... | 05/11/1999 |
| 5862830 | Water replenishing plug for a battery containing a liquid electrolyte A water replenishment plug for batteries containing a liquid electrolyte has a push-in plug housing (11) which is made complementary at the outside to an upper battery housing opening. Furthermore, a water chamber (13) is provided at the push-in plug hous... | 01/26/1999 |
| 5841355 | Optimum electrolyte level sensing method and the automatic topping up apparatus for storage wet cell The optimum electrolyte level sensing method and the automatic topping up apparatus for storage wet cell are disclosed. The difference in the conductivities between the distilled water and the electrolyte is utilized. An injection outlet portion (15), an ... | 11/24/1998 |
| 5832946 | Low profile battery refill system A low profile battery refill system employing swiveling three-port tubing connectors, enabling a standardized routing configuration and the use of interchangeable tubing connector components.... | 11/10/1998 |
| 5803138 | Filling device for battery cells with a float-operated valve A device that serves to automatically fill battery cells with water includes a filler plug that can be placed in the cell. The plug has two connection members for the water supply as well as a valve operated by a float. The valve body is connected in arti... | 09/08/1998 |
| 5738690 | Method of filling battery cell An electric vehicle cell featuring internal pressure relief and spring disengagement devices which vent various internal pressures to atmosphere to prevent cell bulging or explosion and which also internally interrupt current flow through the cell due to ... | 04/14/1998 |
| 5731099 | Apparatus for charging a controlled volume of an electrolyte to battery case Apparatus operable to charge a controlled volume of an electrolyte through a filling opening into a battery case is disclosed. The apparatus comprises an electrolyte charging station, a manifold head having a vacuum outlet and a vacuum passageway connecte... | 03/24/1998 |
| 5615717 | Electrolyte distributing system and method A method of providing electrolyte to an electrolyte starved battery includes the steps of supplying electrolyte from a source to a dispenser and dispensing the electrolyte from the dispenser in a preplanned sequence to each of a number of electrolyte inpu... | 04/01/1997 |
| 5453334 | Automatic battery watering system A battery watering (8) system using a plurality of cells (14) and modules (12). Watering ramps (11) communicate water from a reservoir (18) to a series of interconnected watering caps (16). A reversible pump (30) is positioned below the watering caps (16)... | 09/26/1995 |
| 5356733 | Battery acid deflector A normally sealed multi-cell, lead-acid battery of the starved electrolyte type has each cell filled with a metered quantity of electrolyte by drawing down a vacuum on one or more of the cells; releasing the vacuum; and simultaneously drawing, through a f... | 10/18/1994 |
| 5309937 | Float valve for filling systems, in particular, for filling electric traction batteries The invention relates to a float valve (3) for container filling systems, especially for electrical traction battery filling systems, comprising a valve housing (10) that accommodates a valve chamber (11) and a valve head (31), the valve chamber being pro... | 05/10/1994 |
| 5284176 | Battery refill system An improved battery refill system for filling and maintaining a number of interconnected battery cells at a predetermined level with liquid provided by an external liquid supply. The refill system includes a number of refill valves, each associated with a... | 02/08/1994 |
| 5090442 | Field repairable apparatus for use in filling containers to a predetermined level An apparatus is disclosed for filling a container to a predetermined level with liquid provided from an external liquid supply means. The apparatus includes a main valve and a main valve seat for controlling the supply of liquid to the container. A lower ... | 02/25/1992 |
| 4751156 | Cap for accumulator elements with device for automatic filling A cap (10) for accumulators suited for the automatic refill of distilled water includes a main body (20) inside which there is a chamber (13) suited for the distribution of the distilled water through a hole (14). The hole is shut by a valve (32) controll... | 06/14/1988 |
| 4527593 | Apparatus and system for filling one or more containers with a liquid to a predetermined level An apparatus and system for filling containers with a required liquid to a predetermined level are disclosed. The apparatus includes a main valve means for controlling the flow of liquid through the apparatus and into the container; a fluid amplifier mean... | 07/09/1985 |
| 4386141 | Watering device for batteries A watering device (10) for maintaining a predetermined electrolyte level in the cells of a battery. The device includes a plug body (72) consisting of a cover (12), a valve housing (14) and a float guide (16). A valve (22) is disposed within the body (72)... | 05/31/1983 |
