GB1520767A - Dry cells - Google Patents

Dry cells

Info

Publication number
GB1520767A
GB1520767A GB37791/75A GB3779175A GB1520767A GB 1520767 A GB1520767 A GB 1520767A GB 37791/75 A GB37791/75 A GB 37791/75A GB 3779175 A GB3779175 A GB 3779175A GB 1520767 A GB1520767 A GB 1520767A
Authority
GB
United Kingdom
Prior art keywords
sept
seal
plastics
dry cells
mno
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB37791/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1974114257U external-priority patent/JPS534424Y2/ja
Priority claimed from JP10909174A external-priority patent/JPS564023B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1520767A publication Critical patent/GB1520767A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/04—Cells with aqueous electrolyte
    • H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
    • H01M6/08—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with cup-shaped electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/154—Lid or cover comprising an axial bore for receiving a central current collector

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Primary Cells (AREA)
  • Hybrid Cells (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
GB37791/75A 1974-09-20 1975-09-15 Dry cells Expired GB1520767A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1974114257U JPS534424Y2 (US06350818-20020226-C00016.png) 1974-09-20 1974-09-20
JP10909174A JPS564023B2 (US06350818-20020226-C00016.png) 1974-09-20 1974-09-20

Publications (1)

Publication Number Publication Date
GB1520767A true GB1520767A (en) 1978-08-09

Family

ID=26448878

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37791/75A Expired GB1520767A (en) 1974-09-20 1975-09-15 Dry cells

Country Status (8)

Country Link
US (1) US4001044A (US06350818-20020226-C00016.png)
AU (1) AU8492475A (US06350818-20020226-C00016.png)
CA (1) CA1042502A (US06350818-20020226-C00016.png)
DE (1) DE2541926C3 (US06350818-20020226-C00016.png)
FR (1) FR2285727A1 (US06350818-20020226-C00016.png)
GB (1) GB1520767A (US06350818-20020226-C00016.png)
NL (1) NL184652C (US06350818-20020226-C00016.png)
SU (1) SU554827A3 (US06350818-20020226-C00016.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211331C2 (de) * 1981-03-30 1986-06-19 Union Carbide Corp., Danbury, Conn. Galvanische Trockenzelle
US4684589A (en) * 1986-02-06 1987-08-04 Rayovac Corporation Battery seal
US4999264A (en) * 1989-11-24 1991-03-12 Duracell Inc. Aqueous electrochemical cell
US5079108A (en) * 1989-12-20 1992-01-07 Rayovac Corporation Dry cell seal closure
US5500308A (en) * 1994-05-02 1996-03-19 Rayovac Corporation Electrochemical cell having an inner seal member
US5626983A (en) * 1994-07-13 1997-05-06 Rayovac Corporation Zinc anode for reduced environmental hazard LeClanche cell having improved performance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3338750A (en) * 1961-05-01 1967-08-29 Union Carbide Corp Leak-resistant dry cell
US3428494A (en) * 1965-04-28 1969-02-18 Matsushita Electric Ind Co Ltd Method for manufacturing a dry cell
GB1274101A (en) * 1968-08-08 1972-05-10 Matsushita Electric Ind Co Ltd Dry cells
DE2025489C3 (de) * 1969-10-27 1982-11-18 Toshiso Dr. Tokyo Kamai Galvanisches Trockenelement
US3892591A (en) * 1972-02-07 1975-07-01 Hitachi Maxell Dry cell and manufacture of the same
US3841913A (en) * 1972-12-15 1974-10-15 Esb Inc Unitary cathode cover

Also Published As

Publication number Publication date
NL7510890A (nl) 1976-03-23
DE2541926A1 (de) 1976-04-15
NL184652B (nl) 1989-04-17
CA1042502A (en) 1978-11-14
FR2285727A1 (fr) 1976-04-16
DE2541926C3 (de) 1979-07-19
DE2541926B2 (de) 1978-11-16
SU554827A3 (ru) 1977-04-15
FR2285727B1 (US06350818-20020226-C00016.png) 1980-08-14
AU8492475A (en) 1977-03-24
US4001044A (en) 1977-01-04
NL184652C (nl) 1989-09-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19950914