B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
B41L23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
B41L23/02—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by damping, e.g. by moistening copy sheets in connection with hectographic printing
B41L23/12—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by damping, e.g. by moistening copy sheets in connection with hectographic printing using absorbent pads
B—PERFORMING OPERATIONS; TRANSPORTING
B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
B65H3/00—Separating articles from piles
B65H3/02—Separating articles from piles using friction forces between articles and separator
B65H3/06—Rollers or like rotary separators
B65H3/0615—Rollers or like rotary separators reciprocating and rotatable in one direction only