Flat viewing screen with spacers between support plates and method of producing same
First Claim
1. Flat viewing screen having a matrix of selectively addressable picture elements, comprising two mutually parallel support plates of glass being vacuum-tightly connected to each other and having sides facing each other, at least one separately addressable electrode disposed on each of said sides, a multiplicity of spacers each being assigned to one picture element for spacing said support plates from each other, each spacer including a pin being integral with and protruding from one of said support plates and a hollow cylinder having an inner surface and a bottom and being integral with and protruding from the other of said support plates, each pin being inserted into one hollow cylinder at a space from said inner surface and contacting said bottom of said hollow cylinder.
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Accused Products
Abstract
Flat viewing screen having a matrix of selectively addressable picture elements, including two mutually parallel support plates being vacuum-tightly connected to each other and having sides facing each other, at least one separately addressable electrode disposed on each of the sides, a multiplicity of spacers each being assigned to one picture element for spacing said support plates from each other, each spacer including a pin being integral with and protruding from one of the support plates and a hollow cylinder having an inner surface and a bottom and being integral with and protruding from the other of the support plates, each pin being inserted into one hollow cylinder at a space from the inner surface and contacting the bottom of the hollow cylinder, and a method of producing the same.
101 Citations
7 Claims
- 1. Flat viewing screen having a matrix of selectively addressable picture elements, comprising two mutually parallel support plates of glass being vacuum-tightly connected to each other and having sides facing each other, at least one separately addressable electrode disposed on each of said sides, a multiplicity of spacers each being assigned to one picture element for spacing said support plates from each other, each spacer including a pin being integral with and protruding from one of said support plates and a hollow cylinder having an inner surface and a bottom and being integral with and protruding from the other of said support plates, each pin being inserted into one hollow cylinder at a space from said inner surface and contacting said bottom of said hollow cylinder.
Specification