New-type dual-passage paper feeding safety structure for...

Details New-type dual-passage paper feeding safety structure for... New-type dual-passage paper feeding safety structure for...

2011-08-02

2011-08-02

Rosenbaum, Mark (Department: 3725)

Solid material comminution or disintegration

Apparatus

With automatic control

C241S037500

Reexamination Certificate

active

07988079

ABSTRACT:
The present invention relates to a new-type dual-passage paper feeding safety structure for shredders comprising a shredder upper lid, a dual-passage paper feeding safety cover plate and a touch safety switch, touch components are arranged on the dual-passage paper feeding safety cover plate, the shredder upper lid has a paper inlet corresponding to the dual-passage paper feeding safety cover plate and above the set of paper shredding blade shafts of the shredders, the dual-passage paper feeding safety cover plate is arranged in the paper inlet, the middle parts of two ends of the dual-passage paper feeding safety cover plate is connected rotatably with the shredder upper lid, the touch safety switch is fixed inside the shredder upper lid and cooperated with the touch components so that the touch components would touch the touch safety switch when the dual-passage paper feeding safety cover plate is rotated to open and work, more preferably, the middle parts of two ends of the dual-passage paper feeding safety cover plate are pivoted with the shredder upper lid, the touch components are touch cams, a working and stand-by limiting structure is also included, and the dual-passage paper feeding safety cover plate further has a disc feeding passage at its middle part, therefore the new-type dual-passage paper feeding safety structure for shredders of the present invention is designed dexterously and convenient to use, and has a high safety and economy.

REFERENCES:
patent: 7757985 (2010-07-01), Chen

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