US PATENT SUBCLASS 313 / 623
.~ Having electrode lead-in or electrode support sealed to envelope


Current as of: June, 1999
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313 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES

567  DF  WITH GAS OR VAPOR {24}
623.~ Having electrode lead-in or electrode support sealed to envelope {2}
624  DF  .~.~> End cap seal
625  DF  .~.~> End plug seal


DEFINITION

Classification: 313/623

Having electrode lead-in or electrode support sealed to envelope:

(under subclass 567) Subject matter wherein the envelope has an open end and means to seal the open end of the envelope which includes and lead-in wire or an electrode support sealed to the means to seal the envelope.

(1) Note. Here are also the patents dealing with the sealing of the ends of the envelope which are more than a nominal recitation of the seal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

43, for a lamp or discharge device having a temperature modifier for a lead-in seal or stem protection.

SEE OR SEARCH CLASS

65, Glass Manufacturing,

49, for a process of bonding metal to the glass part formed from shapeless mass in a mold cavity, subclasses 59.1+ for a process of fusion bonding of glass to a metal part and subclass 154 for an apparatus for fusion bonding glass to metal.

174, Electricity: Conductors and Insulators, 17.07, for a box or housing with a fluid or vacuum of the sealed envelope type and subclasses 50.61+ for a box or housing of the sealed envelope type with a bonded seal for a conductive member.