Doctor blade

Details Doctor blade Doctor blade

2007-02-13

2007-02-13

Halpern, Mark (Department: 1731)

Paper making and fiber liberation

Apparatus

Web creping or crinkling type

C162S263000, C162S199000, C015S230120, C015S256510, C015S256500, C428S114000, C118S123000, C118S413000

Reexamination Certificate

active

10245088

ABSTRACT:
In a doctor blade, which suppresses abrasion of a mating member and excels in water removal capability and shape retention capacity over a long time, resin is impregnated into a fibrous laminate composed of base materials and batt layers integrated by needle punching, and an adjustment is made so that the void content is between 50% and 80%.

REFERENCES:
patent: 3446693 (1969-05-01), Alig et al.
patent: 6643890 (2003-11-01), Carrier
patent: 56-20697 (1981-02-01), None

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