Invention Grant
- Patent Title: Automatic balancing valve
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Application No.: US15062649Application Date: 2016-03-07
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Publication No.: US09910447B2Publication Date: 2018-03-06
- Inventor: Giulio Pettinaroli , Liborio Spagnolo , Sergio D'Andrea
- Applicant: FRATELLI PETTINAROLI S.p.A.
- Applicant Address: IT San Maurizio D'Opaglio (NO)
- Assignee: FRATELLI PETTINAROLI S.P.A.
- Current Assignee: FRATELLI PETTINAROLI S.P.A.
- Current Assignee Address: IT San Maurizio D'Opaglio (NO)
- Agency: Nixon & Vanderhye P.C.
- Priority: ITMI2015A0362 20150310
- Main IPC: F16K31/12
- IPC: F16K31/12 ; G05D7/01 ; F16K31/53 ; F16K1/42 ; F16K3/24 ; F24D19/10
Abstract:
An automatic balancing valve is described, wherein a pressure regulator device is provided and comprises a sleeve sliding axially between a position opening at least one passage port for the fluid towards the outlet channel and a position closing the passage port/s depending on the pressure difference detected between two different chambers separated by an elastic membrane.
Public/Granted literature
- US20160266584A1 AUTOMATIC BALANCING VALVE Public/Granted day:2016-09-15
Information query
