Device for securing a mouse ball

Details Device for securing a mouse ball Device for securing a mouse ball

1996-02-09

1997-09-16

Powell, Mark R.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

74471XY, G09G 508

Patent

active

056685750

ABSTRACT:
A computer mouse comprises a housing having a bottom wall that defines an opening, a retainer plate fitted in the opening and formed with a circular hole, and a mouse ball in the housing and projecting through the circular hole. A seal adheres to both the bottom wall of the housing and the retainer plate, whereby removal of the retainer plate from the opening is resisted.

REFERENCES:
patent: 4612539 (1986-09-01), Hasogoe et al.
patent: 4933670 (1990-06-01), Wislocki
patent: 5457479 (1995-10-01), Cheng

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