Fishing – trapping – and vermin destroying – Fishing – Line-attached bodies – hooks and rigs
Patent
1989-02-24
1990-09-04
Rowan, Kurt
Fishing, trapping, and vermin destroying
Fishing
Line-attached bodies, hooks and rigs
A01K 8300
Patent
active
049533215
ABSTRACT:
A fishhook is composed of a metallic base member having a shank, a bend and a point, and a TiC film layer formed on the base member by chemical vapor deposition. The fishhook has peaked projections for preventing bait from coming off the fishhook. The fishhook is produced by forming peaked projections in the surface of a metallic base member. Sharpening one end of the base member to form a point, bending the base member into a fishhook-like shape, hardening the bent base member, ultrasonic cleaning the surface of the hardened base member, and contacting the cleaned surface of the base member with a mixture gas containing evaporated titanium tetrachloride at a high temperature.
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