Ice ax, and method and extrusion apparatus for the manufacture t

Details Ice ax, and method and extrusion apparatus for the manufacture t Ice ax, and method and extrusion apparatus for the manufacture t

1976-02-05

1977-05-17

Smith, Al Lawrence

Bridges

145 61H, B25G 110

Patent

active

040236064

ABSTRACT:
Disclosed is an ice ax comprising a pickax blade, a pickax spur, a handle projecting transversely from the blade connecting the spur and the blade and having a plastic jacket of oval cross section defining a core area of foamed plastic material and means for permanent and rigid anchoring of the blade to the handle whereby a segment of the anchoring means passes through the handle core and rigidly joins another segment of the anchoring means extending from the blade. A method for the manufacture of the ice ax and an apparatus for the extrusion of the plastic jacket and foam core of the ax handle are also disclosed.

REFERENCES:
patent: 1685588 (1928-09-01), Hemming
patent: 1728619 (1929-09-01), Lambert
patent: 3114973 (1963-12-01), Kennedy
patent: 3712659 (1973-01-01), Kneissl
patent: 3735434 (1973-05-01), Penberthy
patent: 3770033 (1973-11-01), Gavillet et al.

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