Flexible hot water bottle

Details Flexible hot water bottle Flexible hot water bottle

1978-05-10

1979-10-02

Norton, Donald F.

Purses, wallets, and protective covers

Protective cover made of flaccid material

For a racquet

150 8, B65D 1120

Patent

active

041694937

ABSTRACT:
A hot water bottle having an internally threaded neck. The threaded neck is formed as an insert and the bottle is formed by blow moulding around the insert. The insert is preferably of material which will melt superficially during moulding to become welded to the actual neck of the bottle.

REFERENCES:
patent: 809141 (1906-01-01), Schutz
patent: 1410237 (1922-03-01), Baldwin
patent: 1442358 (1923-01-01), Patterson
patent: 1488886 (1924-04-01), Kraft
patent: 1607963 (1926-11-01), Patterson
patent: 1994127 (1935-03-01), Fenton
patent: 3705931 (1972-12-01), Confer
patent: 3919374 (1975-11-01), Komendowski

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