Cutlery – Cutting tools – Plural cooperating blades
Patent
1994-07-12
1995-07-11
Payer, Hwei Siu
Cutlery
Cutting tools
Plural cooperating blades
30254, B26B 1304
Patent
active
054309417
ABSTRACT:
A pair of scissors with replaceable blades, comprising a pair of blades, a pair of grips each having a blade-connecting mechanism which permits the blades to be replaceably engaged with the grips includes a pair of locking members, a pair of controlling push blocks, a pair of cover members and a pair of springs. Each of the blades has a lower end portion grips formed with reverse hook-like teeth and each of the grips is formed with an engaging recess for receiving the lower end portion of the blade. A projecting block and a notch are respectively formed on upper and lower sections of inner side of the recess. A slide channel is formed beside the notch and a rib is formed on an outer and a lower sides of the recess. Three locking teeth are formed on an outer side of each locking member and a slant triangular cut is formed on an inner lower corner of the locking member. The controlling push block has a push board, a slant triangular projection extending inward from the push board and two rib sections disposed on two sides of the projection. A slide channel is formed on an inner lower section of the cover member and an insert hole and an arch depression are formed on a lower portion of the cover member.
REFERENCES:
patent: 3894336 (1975-07-01), Desimone
patent: 5086563 (1992-02-01), Sakuma et al.
Payer Hwei Siu
Shung Wei Industrial Co., Ltd.
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