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Patent No. 5571247

Self Containing Enclosure for Protection from Killer Bees

A self contained protective enclosure with an opening for entry and egress and a screen for ventilation and viewing.

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Class 238/333 - Horizontal wedge-operated


Subclass of Class 238 - Railways: surface track
Definition: except that the slide is actuated by a horizontal wedge.
No. of patents: 3
Last issue date: 01/05/2010


NumberTitleIssue Date
7641128Rail brace assembly
A rail brace assembly is adapted to buttress the head of a stock rail selected from one of two different stock rail groups mounted on the top surface of a brace plate. The assembly includes a stop block assembly also is affixed to the brace plate top surface. A rail...
01/05/2010
5865370Rail fastening system for fastening a rail to a rail support and assembly including such rail fastening system coupled to the rail support
A rail fastening system for fastening a rail to a rail support includes a frame member supported by the rail support and including an upper bracing portion positioned above the rail support to define therebetween a space. A stationary insulator member is ...
02/02/1999
4981264Device for fixing stock rails in railway switches as well as process for fixing stock rails by means of such device
In a device for fixing stock rails (1) in railway switches, including a base plate (2) for the stock rail (1) and a sliding chair (3) for the switch tongue mounted on the base plate and comprising an elongated spring element (6) for pressing down the rail...
01/01/1991
 
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