Thermal printer with improved print head assembly

Details Thermal printer with improved print head assembly Thermal printer with improved print head assembly

1996-04-30

1998-12-15

Riley, Shawn

Incremental printing of symbolic information

Thermal marking apparatus or processes

Recording means engaging or holding means

347220, B41J 232

Patent

active

058502467

ABSTRACT:
A thermal printer (10) includes a rotatable platen (34) having opposite shaft ends (122); a print head (30) extended parallel to the platen; a mounting bracket (76, 78, 84, 86) for supporting the print head adjacent the platen; an elongated beam spring (104) with opposite ends (106, 108); a fulcrum member (100, 102) extended from the mounting bracket to engage the beam spring between the ends; and cams (132-140) for engaging the opposite ends to deflect the beam spring and press the print head into engagement with the platen to define a nip for a dye donor web (31) and a receiver sheet (22).

REFERENCES:
patent: 4013159 (1977-03-01), Okabe
patent: 4733250 (1988-03-01), Nozaki et al.
patent: 4891655 (1990-01-01), Watanabe
patent: 5087926 (1992-02-01), Wa Kui
patent: 5176459 (1993-01-01), Bessho et al.
patent: 5280303 (1994-01-01), Maslanka
patent: 5304007 (1994-04-01), Flanagan
patent: 5378071 (1995-01-01), Uehara
patent: 5380394 (1995-01-01), Shibuya et al.
patent: 5570121 (1996-10-01), Mistyurik et al.

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