Invention Grant
- Patent Title: Discharge vacuum relief valve for safety vacuum release system
- Patent Title (中): 用于安全真空释放系统的放电真空安全阀
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Application No.: US14974206Application Date: 2015-12-18
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Publication No.: US09568005B2Publication Date: 2017-02-14
- Inventor: Ronald B. Robol , Daniel J. Hruby , Johnathan Steven Colvin
- Applicant: Pentair Water Pool and Spa, Inc.
- Applicant Address: US NC Cary
- Assignee: Pentair Water Pool and Spa, Inc.
- Current Assignee: Pentair Water Pool and Spa, Inc.
- Current Assignee Address: US NC Cary
- Agency: Quarles & Brady LLP
- Main IPC: F04D15/00
- IPC: F04D15/00 ; F16K15/06 ; F04D15/02 ; F16K17/04 ; E04H4/16 ; E04H4/12 ; F04B53/06 ; F04B53/10 ; F16K24/04
Abstract:
A discharge vacuum relief valve kit to provide vacuum relief for a SVRS pump in a hydraulic system is provided. The discharge vacuum relief valve kit includes a vacuum vent tube including a first end and a second end, a discharge vacuum relief valve coupled to the first end of the vacuum vent tube, and a vacuum vent screen coupled to the second end of the vacuum vent tube. The discharge vacuum relief valve is coupled to a drain plug opening of the SVRS pump.
Public/Granted literature
- US20160138727A1 Discharge Vacuum Relief Valve for Safety Vacuum Release System Public/Granted day:2016-05-19
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