Did You Know...
...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5080985 | High pressure seal for alkaline cells This invention relates to a seal for a cylindrical alkaline cell. The member includes a metal support having an annular spring disposed at the outer periphery. The spring is placed under compression by a radial crimp and the spring is adapted to expand an... | 01/14/1992 |
| 5072330 | Display device with battery cover having an integral stand An integral battery cover and adjustable stand for securing a battery and for providing a stand for a battery-powered display device comprises stand legs which, in one configuration, provide a stand such that the display device has a viewing angle of appr... | 12/10/1991 |
| 5053296 | Lid for accumulator batteries suited to absorb the deformation of the poles The invention discloses a lid made of plastic (1,20,30) for lead-acid accumulator batteries wherein at least each opening for the passage of the positive poles presents an externally cylindrical collar (6,21,31) having nearly the same diameter as the open... | 10/01/1991 |
| 5051323 | Rollback inner cover A cover for a galvanic cell having a reverse curved peripheral edge and a substantially centrally disposed upstanding wall bounding an aperture. A sealing member is positioned below the cover and has a tubular hub which projects through the aperture in th... | 09/24/1991 |
| 4952468 | Storage battery having a protective shield A storage battery provided with an inverted U-shaped cover located over the generally flat top wall of the battery casing. The ends of the cover are open so that the space between the cover and the top wall of the battery casing communicates with the atmo... | 08/28/1990 |
| 4916034 | Battery vent strip A removable strip adapted to be placed in a gas tight relationship with the top of a battery enclosure housing a plurality of channels and providing gaseous communication from a plurality of battery cells to a flame arrester located internally in the batt... | 04/10/1990 |
| 4904550 | Sealed lead-acid battery A sealed lead-acid battery is improved in manufacturability by providing a container with a major side left open, and being sealed by a laminated sheet heat-bonded to side edges of the opening after the battery components have been inserted. The laminated... | 02/27/1990 |
| 4898795 | Lid for lead-acid accumulators with elastic and deformable pole seats A flat lid for lead-acid accumulators contains openings which are provided with elastic seats for the accommodation of poles. Around each opening for the passage of the poles of an accumulator is provided an elastic diaphragm, the longitudinal profile of ... | 02/06/1990 |
| 4894295 | Metal-alloy air battery A metal-air battery has a base for containing the active battery materials and a lid located on top of and fitted with the base. The flexible bottom surface of the base is curved to permit an expansion of the battery container during battery discharge. Th... | 01/16/1990 |
| 4891270 | Pressure release system for electric storage batteries A multi-cell, lead-acid electric storage battery of the wet or absorbed electrolyte type is provided. The battery comprises one or more manifolding apertures in one or more partition walls, which apertures are of a size which allows passage of gases and i... | 01/02/1990 |
| 4857422 | Lid for accumulator batteries with an incorporated handle According to the invention a lid for accumulator batteries made of plastic material comprises at least two parallelepiped elements obtained while moulding the lid, having the same height and being arranged parallel to each other along the longer sides of ... | 08/15/1989 |
| 4851305 | Cover assemblies for electric storage batteries and batteries utilizing such cover assemblies A cover assembly for a multicell, lead-acid electric storage battery, which is capable of having each cell independently pressure checked for leaks by using pressure testing equipment having a pressure head tip is provided, which cover assembly comprises ... | 07/25/1989 |
| 4833049 | Terminal assembly having two sealing layers A terminal pin seal for an hermetic terminal assembly including at least two laminations one of which has the inner surface adjacent the assembly structure with electrochemical properties resistant to attack from chemical ingredients within the assembly a... | 05/23/1989 |
| 4808495 | Shock-protected battery cover assembly An insulating battery cover is configured to be locked into place by insertion of either one of a pair of connectors making contact with the battery. The cover is designed for use with batteries having insertion-type terminals configured to accept inserte... | 02/28/1989 |
| 4770957 | Handle attachment construction for a storage battery cover A handle (5, 5a) is turnably attached to a lid (1) which closes an opening in a battery casing (20). The handle is made of resin and is connected to the upper surface of the lid through a hinge (9, 9a) consisting of a thin-walled bendable portion. The upp... | 09/13/1988 |
| 4724190 | Storage battery A storage battery including a container and a cover. The container is partitioned into a plurality of cell chambers by a plurality of partition walls. Each cell chamber has a cell therein which is composed of positive and negative plates. The negative and... | 02/09/1988 |
| 4699855 | Storage battery having a protective shield A storage battery provided with a cover, having an inverted generally U-shaped cross-section, located over the top wall of the battery casing, both ends of the cover being open. The cover may be formed integrally with the casing top wall, or it may be a s... | 10/13/1987 |
| 4693949 | Storage battery housing The container or casing of a storage battery for automobiles and the like is so constructed as to be universally compatible for use with various types of securing mechanisms. Positive and negative terminals are provided on both the top and on one of the s... | 09/15/1987 |
| 4666800 | Cover for a battery cell A cover which is to be sealed tightly to the corresponding plastic container of a battery cell by means of radiant heating is provided with a series of molded knobs along the lower side of its edge, which knobs serve as spacers between the cover and the e... | 05/19/1987 |
| 4634642 | Electric storage battery An electric storage battery whose basic features are that it comprises four terminals electrically connected in pairs under the battery cover, which permits it to be used in any type of vehicle regardless of the position of its collectors, and the arrange... | 01/06/1987 |
| 4562126 | Storage battery cover A cover for an electric storage battery casing having a slide member that is longitudinally adjustable to permit alignment of fill openings formed in the member over electrolyte inlets. The inlets have individual sealing means that cooperate with the slid... | 12/31/1985 |
| 4562128 | Electric storage batteries An electric storage battery includes a rectangular container sealed by a lid. The lid affords spaced upstanding formations extending adjacent respective opposed side edges of lid and support means comprising spaced handle webs extending between the upstan... | 12/31/1985 |
| 4514788 | Composite cover plate and application of the same The composite cover plate for the locking of compartments of electric components, especially for locking the metallic can compartment of an electric condenser consists of an aluminum disc sandwiched between a rubber coating applied on its one side and a d... | 04/30/1985 |
| 4486515 | Storage battery electrolyte leak and over-replenishment preventing device This invention relates a new storage battery electrolyte leak and over-replenishment preventing device characterized by composing a cover with new leak-proof plates, liquid storage troughs, U conduits and a ledge for filling holes and lowering the ledge t... | 12/04/1984 |
| 4467021 | Cell-container and cell-lid for electric-accumulators particularly for those meant for traction The cell-container, obtained by blow-forming, thus having a minor thickness, presents at the upper-rim a conformation in two steps (1) permitting the mating of the cell-lid to the cell-container remaining within unified overall-dimensions, as the welding-... | 08/21/1984 |
| 4460663 | Battery casing construction and method of making same A battery casing construction comprises an extruded casing wall member, upper and lower collars which are snugly received on the wall member and bonded thereto adjacent the upper and lower ends thereof and top and bottom plate elements which are received ... | 07/17/1984 |
| 4433361 | Cover with electrically insulated current conduction A cover with an electrically insulated current lead-through for closing cup-shaped compartments of electrical components includes a lead-through element in the form of a lead-through disc having a lead-through post extending therefrom, a permeation-proof ... | 02/21/1984 |
| 4409051 | Method of jacketing a battery with a self-adhesive battery jacket and article A battery jacket having an adhesive layer between an outer layer and a release layer, with the jacket being of a predetermined shape to substantially conform to the exterior surface of a battery. The jacket desirably has hinge lines to improve its ability... | 10/11/1983 |
| 4380577 | Staggered teeth cover A battery jar cover having a guide device depending from the bottom thereof and positioned so as to extend about at least predetermined portions of the periphery of the cover and inwardly from the sides thereof. The guide device is shaped so that it exten... | 04/19/1983 |
| 4374187 | Cover apparatus in monoblock storage battery A cover apparatus in a monoblock storage battery of the type in which the underside surface of the battery cover is provided with cell partition walls for defining a plurality of cell chambers. The underside surface of the cover is further provided with m... | 02/15/1983 |
| 4371591 | Manifold vented battery cover An improved manifold vented battery cover is disclosed. The disclosed battery cover has an improved manifold construction which is defined by the assembly of mated inner and outer members. In addition, the disclosed cover includes an external terminal pos... | 02/01/1983 |
| 4338383 | Container for a maintenance-free battery A container for a maintenance-free lead-acid storage battery includes a multi-compartment base wherein individual cells of the battery are contained. An overlying cover in vapor-sealed engagement with the base includes a plurality of integrally-molded fil... | 07/06/1982 |
| 4331748 | Sliding seal battery cover The present invention comprises a battery cover that provides a sliding seal about the terminal posts of battery elements within a battery jar so that axial movement between the cover and such posts can occur when welding battery covers in place onto batt... | 05/25/1982 |
| 4278742 | Manifold vented battery cover An improved manifold vented battery cover is disclosed. The disclosed battery cover has an improved manifold construction which is defined by the assembly of mated inner and outer members. In addition, the disclosed cover includes an external terminal pos... | 07/14/1981 |
| 4276360 | Battery jar cover and welding method therefor A battery jar cover designed to be welded onto a battery jar. The cover is provided with an alignment device spaced inwardly away from the outer edges of the cover around the periphery with predetermined portions contacting and engaging the interior wall ... | 06/30/1981 |
| 4259419 | Vibratory welding of battery components Thermoplastic battery cover and container piece parts are fused together using vibratory energy, particularly ultrasonic welding, in which the horn has a depending skirt extending along an outer wall of the container and which serves to maintain the cover... | 03/31/1981 |
| 4216277 | Vibration resistant electrochemical cell A molded plastic lid for an electrochemical cell is provided with upstanding protuberant ribs or the like in a position to give direct mechanical support to a post connecting strap, which has been found to greatly improve cell vibration resistance.... | 08/05/1980 |
| 4214045 | Container for a maintenance-free battery A container for a maintenance-free lead-acid storage battery includes a multi-compartment base wherein individual cells of the battery are contained. An overlying cover in vapor-sealed engagement with the base includes a plurality of integrally-molded fil... | 07/22/1980 |
| 4107398 | Gas removal means for storage batteries Apertures in internal partitions provide gas passages. A separator chamber with narrow liquid return slot leads to a gas outlet hose coupling.... | 08/15/1978 |
| 4009322 | Battery cover for facilitating the draining of liquid from the battery when inverted On the inside of the cover for a storage battery from which liquid is to be drained when the battery is inverted and rocked from side to side upstanding ribs are disposed to concentrate and direct the liquid to the vent openings. Additional ribs may block... | 02/22/1977 |
