Title:
SINKER FOR UNERWATER MOVING BODY OR SINKER FOR FISHING TACKLE, AND SINKER ENTANGELEMENT STOPPER FOR UNDERWATER MOVING BODY OR SINKER ENTANGELEMENT STOPPER FOR FISHING TACKLE
Document Type and Number:
WIPO Patent Application WO/2022/219826
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sinker for an underwater moving body or a sinker for fishing tackle, the sinker maintaining a body at a height within a certain range from a sea or river bottom regardless of the water depth, and more sharply or more swiftly adjusting a force pulling the body downward according to undulations of the sea or river bottom, and a sinker that is less likely to be caught on an obstacle, and to also provide a sinker entanglement stopper that prevents entanglement of this type of sinker, and an entanglement stopper for this type of sinker, the entanglement stopper being easily stored even when mounted. The present invention is configured so as to be provided with a sinker 100 for which the mass per unit length varies, or a sinker 300 that does not curve in a localized manner. The present invention also provides a sinker entanglement stopper 400 comprising a connection part 400a that attaches to the body and an arm section 400b that projects from the connection part 400a.
Inventors:
KOBAYASHI YASUO (JP)
Application Number:
PCT/JP2021/016108
Publication Date:
October 20, 2022
Filing Date:
April 14, 2021
Export Citation:
Assignee:
KOBAYASHI YASUO (JP)
International Classes:
A01K95/00
Foreign References:
| JP6803017B2 | 2020-12-23 | |||
| JP3147118U | 2008-12-18 | |||
| JPH11178473A | 1999-07-06 | |||
| JP2012017630A | 2012-01-26 |
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