Encoder device combined with a roller

Details Encoder device combined with a roller Encoder device combined with a roller

2005-11-22

2005-11-22

Osorio, Ricardo (Department: 2673)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

C345S184000

Reexamination Certificate

active

06967645

ABSTRACT:
An encoder device coupled to a roller or “scroll wheel” includes a mechanism to convert a rotating movement of the roller into a reciprocating movement that causes intermittent electrical conduction between two metal contacts so as to output an intermittent electrical signal indicative of roller movement without continuous power consumption.

REFERENCES:
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patent: 5220731 (1993-06-01), Waclawik et al.
patent: 5657051 (1997-08-01), Liao
patent: 5912661 (1999-06-01), Siddiqui
patent: 6137477 (2000-10-01), Hu
patent: 6198057 (2001-03-01), Sato et al.
patent: 6291782 (2001-09-01), Isikawa
patent: 6326949 (2001-12-01), Merminod et al.

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