U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Machine-operator interface methods

Patent 4799083 Issued on January 17, 1989. Estimated Expiration Date: Icon_subject June 22, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3818155

Switch assembly having electrically illuminated character display devices between transparent actuators and switch arrays
Patent #: 4022993
Issued on: 05/10/1977
Inventor: Shattuck

Keyboard switch assembly with tactile feedback having illuminated laminated layers including opaque or transparent conductive layer
Patent #: 4060703
Issued on: 11/29/1977
Inventor: Everett, Jr.

Switching assembly equipped with display means installed behind the switching assembly
Patent #: 4218603
Issued on: 08/19/1980
Inventor: Satoh

Cascade illumination and switch control console
Patent #: 4300829
Issued on: 11/17/1981
Inventor: Braswell ,   et al.

Interactive display system with touch data entry
Patent #: 4310839
Issued on: 01/12/1982
Inventor: Schwerdt

Progressive disclosure copying machine console using common keys for copy number and function select operations
Patent #: 4327994
Issued on: 05/04/1982
Inventor: Barley ,   et al.

Interactive user-machine interface method and apparatus for copier/duplicator
Patent #: 4332464
Issued on: 06/01/1982
Inventor: Bartulis ,   et al.

Control system for copying apparatus
Patent #: 4393375
Issued on: 07/12/1983
Inventor: Sugiura ,   et al.

Combination scroll and marquee display
Patent #: 4398819
Issued on: 08/16/1983
Inventor: Schron

More ...

Inventor

Assignee

Application

No. 07/064726 filed on 06/22/1987

US Classes:

40/518, Double reel and web399/81, Operator interface (e.g., display control panel)D14/340And monitor

Examiners

Primary: Grimley, A. T.
Assistant: Pipala, Edward

Attorney, Agent or Firm

International Classes

G06F 3/033 (20060101)
H01H 13/702 (20060101)
H01H 13/70 (20060101)
G03G 15/00 (20060101)

Abstract

The present invention is a membrane switch having first and second contacts, a graphic overlay, and a bezel combination, the graphic overlay molded to the bezel, the graphic overlay supporting a tactile actuator, the actuator being molded to the overlay and disposed in relation to the contacts for engagement of the contacts upon application of pressure to said actuator. A plasma, solid area illuminator behind an LCD display is also provided as well as a scrolling device to layer information presented to an operator.

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