Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/61
Name: Fluid handling > Freeze condition responsive safety systems > Stop and waste
Description: Apparatus which closes the system to liquid flow and opens a waste outlet so that at least part of the liquid in the system is drained or wasted in response to the sensing of low temperature or freezing conditions.










Patents under this class:

Patent Number Title Of Patent Date Issued
8424550 Fluid drainage system and methods Apr. 23, 2013
8307848 Freeze resistant manifold assembly and system Nov. 13, 2012
6883534 Freeze protection device for wall hydrants/faucets Apr. 26, 2005
6857442 Freeze protection device for wall hydrants/faucets Feb. 22, 2005
6805154 Freeze protection device for wall hydrants/faucets Oct. 19, 2004
6763845 Water freeze prevention device Jul. 20, 2004
6532986 Freeze protection device for wall hydrants/faucets Mar. 18, 2003
5715855 Temperature-activated valve Feb. 10, 1998
5694963 Method and apparatus for freeze prevention of irrigation systems Dec. 9, 1997
5055185 Anti-freeze separator assembly Oct. 8, 1991
4360036 Thermostatic self-powered drain valve Nov. 23, 1982
4280478 Freeze protection apparatus for solar collectors Jul. 28, 1981











 
 
  Recently Added Patents
Reducing energy and increasing speed by an instruction substituting subsequent instructions with specific function instruction
Wireless communication apparatus, a method of wireless communication, and a program for wireless communication
(-)-epigallocatechin gallate derivatives for inhibiting proteasome
Programmable computer mouse
Automatic image-content based adjustment of printer printing procedures
Preparation process of transition metal boride and uses thereof
Resolution setting apparatus, resolution setting method, and recording medium recording a resolution setting program when a television is used as a monitor of a computer
  Randomly Featured Patents
GLUT10: a glucose transporter in the type 2 diabetes linked region of chromosome 20Q12-13.1
3-in-1 divot tool
Shear processing thermoplastics in the presence of ultrasonic vibration
Linear pulse motor
Method for decoding a video signal to mark a picture as a reference picture
Retractable trolling motor housing for boat
Map data access method for navigation and navigation system
Air sterilizer and deodorizer for a refrigerator
Electrical connector
Tune-away protocols for wireless systems