1
Vutetakis David George, Cestone Christopher Raymond, Wilkie Stanley Keith: A battery housing and system for motive power applications. Douglas Battery Mfg, March 29, 2000: EP0989618-A1 (7 worldwide citation)

This invention relates to a battery cell housing for valve-regulated, lead-acid batteries. The housing includes a base (102), vertical side walls (104) attached to the base, and a top wall (108), defining a single, shelfless battery compartment (110). A compression member (175) is positioned in the ...


2
Fritts Robert W, Revak David M: Leak resistant battery cover. Douglas Battery Mfg, August 12, 1998: EP0858116-A1 (1 worldwide citation)

The battery cover comprises a cover having a floor and ceiling forming an interior area, and a bottom adjacent the housing sealably engaging the housing and partition walls. Several cell vents, in and extending through the bottom of the cover, communicate gases within the corresponding cells of the ...


3
Battery cell tray assembly and system. Douglas Battery Mfg Company, September 17, 2003: EP1344263-A2

A battery system for battery powered vehicles which utilize valve-regulated, lead-acid cells, each cell being of the type that includes multiple positive and negative plates with separators therebetween assembled in a separate casing having exterior terminals outside the casing whereby the cells may ...