1
Michele Bovio, Aquilino Barbero, Walter Gillone, Pierangelo Berruti: Non-impact printing device. Ing C Olivetti & C S p A, W R Hulbert, December 9, 1980: US04238807 (38 worldwide citation)

A non-impact printing device with selective emission of solid ink particles is disclosed. A rod 19 of solid ink is pressed by a spring 20 in an insulating housing II against an end wall with a nozzle 13 therein. A pulsed high voltage applied between the ink rod and a counter-electrode 16 (which can ...


2
Michele Bovio, Aquilino Barbero, Walter Gillone, Pierangelo Berruti: Solid ink cartridge for a non-impact printer. Ing C Olivetti & C S p A, W R Hulbert, June 1, 1982: US04332487 (12 worldwide citation)

A solid ink cartridge for a non-impact printer with emission of solid ink particles is disclosed. A rod of solid ink is spring-pressed in an insulating housing against an end wall with a nozzle therein. A pulsed high voltage applied between the ink rod and a counter-electrode (which can be behind a ...


3
Pierangelo Berruti, Roberto Guelfo, Alessandro Crotti, Ennio A Pozzo, Roberto Realis Luc: Serial printhead ink supply. Ing C Olivetti & C S p A, Banner Birch McKie & Beckett, December 16, 1986: US04630077 (10 worldwide citation)

The head (12) comprises a closed container (14) carrying two electrodes (36, 62) and a nozzle (18) and mounted removably on a carriage (13).


4
Michele Bovio, Pierangelo Berruti: Dot matrix printing device. Ing C Olivetti & C S p A, Schuyler Banner Birch McKie & Beckett, December 9, 1980: US04238806 (7 worldwide citation)

A dot matrix printing device for electronic calculator comprising a plurality of electrically heatable dots of an insulating plate aligned therebetween and spaced according to a constant pitch to print the digits of the calculator amounts. A symbol dot is located adjacently to the terminal digit dot ...


5
Michele Bovio, Lino Sella, Pierangelo Berruti, Walter Gillone, Luciano Ceresa: Serial dot printer for office machines. Ing C Olivetti & C S p A, Schuyler Banner Birch McKie & Beckett, January 31, 1984: US04428693 (6 worldwide citation)

The printer comprises a solid or liquid ink jet head 100 arranged to print open dot at a time on paper running over a platen 80. The head is carried by a carriage 48 movable transversely with simple harmonic reciprocating motion. In order to reduce the effect of inertial forces when the carriage rev ...


6
Michele Bovio, Aquilino Barbero, Walter Gillone, Pierangelo Berruti: Non-impact printing method. Ing C Olivetti & C S p A, W R Hulbert, September 14, 1982: US04349829 (6 worldwide citation)

A non-impact printing method with selective emission of solid ink particles is disclosed. A rod of solid ink is spring-pressed in an insulating housing against an end wall with a nozzle therein. A pulsed high voltage applied between the ink rod and a counter-electrode (which can be behind a paper ta ...


7
Michele Bovio, Pierangelo Berruti, Walter Gillone: Non-impact dot printer. Ing C Olivetti & C S p A, Edward F McKie Jr, July 5, 1983: US04392146 (6 worldwide citation)

A serial dot matrix printer is of the non-impact solid ink type has the ink 102 contained in a tubular container 100 provided at one end with a printing orifice 106. In order to facilitate replacement of empty container, the container is provided with a grip 103 fixed to its central zone, which fits ...


8
Pierangelo Berruti, Giancarlo Cella: Dot matrix printer. Ing C Olivetti & C S p A, Banner Birch McKie & Beckett, March 4, 1986: US04573814 (3 worldwide citation)

The dot printer, which is of small dimensions, is used with desk top computers or as a peripheral unit with small processors. The printer writes in the serial-parallel mode by means of a thermal head (26) on a paper tape (16) wound on a writing platen (10) which advances intermittently to effect lin ...


9
Pierangelo Berruti: Two-color printer. Ing C Olivetti & C S p A, Banner Birch McKie & Beckett, August 15, 1989: US04856922 (2 worldwide citation)

The printer is mounted on a desk-top computer and can print both numeric characters and graphic and calculation symbols in two different colors. The characters and the symbols are provided in a relief configuration in accordance with a matrix of rows and columns on a rubber sheet wrapped around a ro ...


10
Michele Bovio, Lino Sella, Pierangelo Berruti, Walter Gillone, Luciano Ceresa: Serial dot printer for office machines. Ing C Olivetti & C S p A, Banner Birch McKie & Beckett, March 27, 1984: US04439779 (1 worldwide citation)

The printer comprises a solid or liquid ink jet head 100 arranged to print one dot at a time on paper running over a platen 80. The head is carried by a carriage 48 movable transversely with simple harmonic reciprocating motion. In order to reduce the effect of inertial forces when the carriage reve ...