Title:
MANUFACTURING APPARATUS OF LEAD-ACID BATTERY
Document Type and Number:
Japanese Patent JP2002279966
Kind Code:
A
Abstract:
To provide a manufacturing device of lead-acid batteries that will not cause variations in a strap 5 cast by a mold 2a, by uniformizing the pressures of molten lead supplied from a pump to a molten metal feed pipe 3c at this side with that at a deep side.
A metallic rod material 6 in a triangular pyramid shape is inserted into a pipe 3c of a side block 3 from the deep side. Pipe sectional area of the pipe 3c is made smaller at the deep side than that at this side.
Inventors:
HIRAKAWA HIROSHI
Application Number:
JP2001073876A
Publication Date:
September 27, 2002
Filing Date:
March 15, 2001
Export Citation:
Assignee:
JAPAN STORAGE BATTERY CO LTD
International Classes:
H01M50/541; B22D25/04; (IPC1-7): H01M2/28; B22D25/04
Attorney, Agent or Firm:
River Saki Maki