Golf club head

Details Golf club head Golf club head

1991-01-31

1993-01-12

Millin, V.

Amusement devices: games

Puzzles

Take-aparts and put-togethers

273167H, 273DIG8, 273 77R, A63B 5304

Patent

active

051783924

ABSTRACT:
A golf club head containing a filling orifice (6) designed for filling an interior cavity (4) with a foaming material (5). The orifice (6) is sealed with an element (7) allowing selective permeability and comprising at least one wall (71) forming the interface between the interior cavity (4) and the outside and through which only gas molecules can excape from the interior cavity (4) to the outside under the pressure exerted by the volume of the foaming material during injection and during its expansion after injection.

REFERENCES:
patent: 1568888 (1926-01-01), Dunn
patent: 1831255 (1931-11-01), Menzies
patent: 3450407 (1969-06-01), Russo
patent: 4319752 (1982-03-01), Thompson
patent: 4434810 (1984-03-01), Atkinson
patent: 4516778 (1985-05-01), Cleveland
patent: 4553755 (1985-11-01), Yamada
patent: 4714577 (1987-12-01), Nagamoto et al.
patent: 4715606 (1987-12-01), Varley
patent: 4803023 (1989-02-01), Enomoto et al.
patent: 4824116 (1989-04-01), Nagamoto et al.

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