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Patent No. 5996568

Process For Propelling Foodstuffs or the Like into a Crowd

A method of launching foodstuffs into a crowd for promotional and entertainment purposes.

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Class 218/72 - With nozzle


Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a terminal discharging pipe member
No. of patents: 7
Last issue date: 11/23/1999


NumberTitleIssue Date
5989979Method for controlling the silicon nitride profile during patterning using a novel plasma etch process
A novel anisotropic plasma etching process for forming patterned silicon nitride (Si3 N4) layers with improved critical dimension (CD) control while minimizing the Si3 N4 footing at the bottom edge of the Si
11/23/1999
5925863Power breaker
The power breaker is provided with a contact arrangement which is equipped with erosion-resistant contact members and has a stationary contact member (4), a contact member (4) which can move along a central axis (6) and an insulating nozzle (6) which conc...
07/20/1999
5654532Moving interrupter gap shield
The movable nozzle of a puffer circuit interrupter has a coaxial cylindrical shield connected to its downstream end and the main movable contacts connected to its upstream end. The shield is electrically connected to the stationary contact terminal. The m...
08/05/1997
5453591Sensing structure for component wear in high voltage circuit interrupters
A vaporizable material, for example, a silicone, that is buried beneath the surface of a Teflon nozzle for a sulfur hexafluoride power circuit breaker in an area of the nozzle which is exposed to abrasion and wear due to arc products. In a similar manner,...
09/26/1995
4791256Insulated nozzle for use in an interrupter
In an interrupter, an insulated nozzle is disposed in the vicinity between a pair of contact elements and is adapted to extinguish an arc occurring between the contact elements by blowing an insulating gas thereto. This insulated nozzle is formed from a f...
12/13/1988
4420662Compressed-gas circuit breaker
A compressed-gas circuit breaker possesses two contact members (1, 2), which move relative to one another, and a nozzle (7), which is made of dielectric material and is attached to a first (2) member of the two contact members. The constriction (8) of the...
12/13/1983
3956605Fluid blast circuit interrupter with a compact nozzle structure and versatile operating mechanism
A fluid blast circuit interrupter is provided having a pair of compact toroidal-shaped nozzles, steady-state current-carrying contacts, arc-establishing contacts, and a blast valve. A rotatable cam plate provides independent actuation of the steady-state ...
05/11/1976
 
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