Gale Noerdlinger Nelson

US Patent:

43823270, May 10, 1983

Filed:

Oct 26, 1981

Appl. No.:

6/315090

Inventors:

William H. Bardens - San Juan Capistrano CA
Gale C. Nelson - Mira Loma CA

Assignee:

Beckman Instruments, Inc. - Fullerton CA

International Classification:

H01L 2148
H01L 2152
H01L 2154
H01L 2156

US Classification:

29588

Abstract:

An electrical device consisting of a package 10 comprising a base 11 and a lid 15 and an operation element 17 contained within the package. A particle getter 19 is disposed on the lid 15 for entrapping and retaining foreign particles contained within the package 10. A method for protecting the operational element 17 of such an electrical device from the particles is disclosed wherein a polysiloxane material is partially cured with less than about 9 parts of a suitable curing agent to 100 parts of polysiloxane resin to a non-flowing, particle entrapping and retaining condition and the partially cured material is secured within the package.

US Patent:

43521193, Sep 28, 1982

Filed:

Sep 17, 1979

Appl. No.:

6/075864

Inventors:

William H. Bardens - San Juan Capistrano CA
Gale C. Nelson - Mira Loma CA

Assignee:

Beckman Instruments, Inc. - Fullerton CA

International Classification:

H01L 2336
H01L 2302
H01L 2312

US Classification:

357 78

Abstract:

An electrical device consisting of a package 10 comprising a base 11 and a lid 15 and an operation element 17 contained within the package. A particle getter 19 is disposed on the lid 15 for entrapping and retaining foreign particles contained within the package 10. A method for protecting the operational element 17 of such an electrical device from the particles is disclosed wherein a polysiloxane material is partially cured with less than about 9 parts of a suitable curing agent to 100 parts of polysiloxane resin to a non-flowing, particle entrapping and retaining condition and the partially cured material is secured within the package.