IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0010861
(2011-01-21)
|
등록번호 |
US-8671983
(2014-03-18)
|
우선권정보 |
IT-BO10A0063 (2010-02-04) |
발명자
/ 주소 |
- Zecchi, Stefano
- Borghesani, Omero
|
출원인 / 주소 |
- O.M.T. Officina Meccanica Tartarini S.r.l.
|
대리인 / 주소 |
Marshall, Gerstein & Borun LLP
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
14 |
초록
▼
A gas pressure regulator comprises a central body having a first, gas inlet pipe and a second, gas outlet pipe; a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully open a
A gas pressure regulator comprises a central body having a first, gas inlet pipe and a second, gas outlet pipe; a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully open and a position (A) in which the section is closed; a silencing device located in the central body at the passage section, for reducing the noise created by the passage of the gas; and means for fastening the silencing device to the central body. The silencing device comprises a cylindrical perforated plate to allow the passage of the gas.
대표청구항
▼
1. A gas pressure regulator comprising: a central body having a first, gas inlet pipe and a second, gas outlet pipe;a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully op
1. A gas pressure regulator comprising: a central body having a first, gas inlet pipe and a second, gas outlet pipe;a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully open and a position (A) in which the section is closed;a silencing device located in the central body at the passage section, for reducing the noise created by the passage of the gas;means for fastening the silencing device to the central body,the regulator being characterized in that the silencing device comprisesa cylindrical perforated plate to allow the passage of the gas set atop an annular base for supporting and stiffening the cylindrical plate, the annular base having an engagement zone extending radially toward an axis of the cylindrical perforated plate for engaging the means for fastening the silencing device to the central body,the cylindrical plate and the annular base being assembled in a single piece. 2. The pressure regulator according to claim 1, wherein the fastening means comprise an annular element having a jutting portion, said jutting portion being shaped to match the engagement zone of the annular base in order to engage the engagement zone and constrain the silencing device to the central body. 3. The pressure regulator according to claim 2, wherein the annular element supports a gasket with which the shutter is engaged in a sealed fashion in the closed position (A). 4. The pressure regulator according to claim 2, wherein the shutter supports a gasket and the annular element comprises a contact portion with which the gasket of the shutter engages in a sealed fashion when the latter is in the closed position (A). 5. The pressure regulator according to claim 2, comprising a silencing device supporting element located in the central body and designed to support the silencing device and the annular element, and in that the annular element comprises a threaded portion designed to engage the supporting element in order to fasten the annular element to the supporting element. 6. The pressure regulator according to claim 2, comprising a silencing device supporting element located in the central body and designed to support the silencing device and the annular element, said fastening means further comprising a disc attachable to the supporting element and designed to engage at least one portion of the annular element. 7. The pressure regulator according to claim 6, wherein the disc is fastened by screw means to the supporting element in order to lock the annular element to the supporting element. 8. The pressure regulator according to claim 1, wherein the cylindrical plate is welded to the base to form said single piece. 9. The pressure regulator according to claim 1, wherein the cylindrical plate extends circularly without breaks. 10. The pressure regulator according to claim 1, comprising elements for stiffening the cylindrical plate. 11. The pressure regulator according to claim 10, wherein the stiffening elements are connected to the annular base. 12. The pressure regulator according to claim 10, wherein the stiffening elements extend outside the cylindrical plate in a direction substantially parallel to the axis of the cylindrical plate. 13. A method for improving the performance of a gas pressure regulator comprising a central body having a first, gas inlet pipe and a second, gas outlet pipe;a shutter housed at least partially in the central body,an existing silencing device located in the central body in order to reduce the noise created by the passage of the gas;the method being characterized by the steps of:removing the existing silencing device;providing a silencing device to replace the existing silencing device, comprising: a cylindrical perforated plate to allow the passage of the gas set atop an annular base for supporting and stiffening the cylindrical plate, the annular base having an engagement zone extending radially toward an axis of the cylindrical perforated plate for engaging a means for fastening the silencing device to the central body, said cylindrical plate and annular base being assembled in a single piece,fastening the silencing device to the inside of the central body using the means for fastening. 14. The method according to claim 13, wherein the step of fastening the silencing device to the inside of the central body comprises the following steps: providing means for fastening including an annular element having a jutting portion shaped to match the engagement zone of the annular base;inserting the silencing device into the central body;inserting the annular element into the central body in such a way that it engages the engagement zone of the annular base;fastening the annular element to the central body. 15. A gas pressure regulator comprising: a central body having a first, gas inlet pipe and a second, gas outlet pipe;a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully open and a position (A) in which the section is closed;a silencing device located in the central body at the passage section, for reducing the noise created by the passage of the gas;means for fastening the silencing device to the central body, the means for fastening including an annular element having a jutting portion shaped to constrain the silencing device to the central body,the regulator being characterized in that the silencing device comprisesa cylindrical perforated plate to allow the passage of the gas,an annular base for supporting and stiffening the cylindrical plate and having an engagement zone shaped to match and engage the jutting portion of the annular element for fastening the silencing device to the central body,the cylindrical plate and the annular base being assembled in a single piece; anda silencing device supporting element located in the central body and designed to support the silencing device and the annular element, and in that the annular element comprises a threaded portion designed to engage the supporting element in order to fasten the annular element to the supporting element. 16. A gas pressure regulator comprising: a central body having a first, gas inlet pipe and a second, gas outlet pipe;a shutter housed at least partially in the central body and mobile to adjust the opening of a section for the passage of the gas between a position (B) in which the section is fully open and a position (A) in which the section is closed;a silencing device located in the central body at the passage section, for reducing the noise created by the passage of the gas;means for fastening the silencing device to the central body, the means for fastening including an annular element having a jutting portion shaped to constrain the silencing device to the central body,the regulator being characterized in that the silencing device comprisesa cylindrical perforated plate to allow the passage of the gas,an annular base for supporting and stiffening the cylindrical plate and having an engagement zone shaped to match and engage the jutting portion of the annular element for fastening the silencing device to the central body,the cylindrical plate and the annular base being assembled in a single piece; anda silencing device supporting element located in the central body and designed to support the silencing device and the annular element, said fastening means further comprising a disc attachable to the supporting element and designed to engage at least one portion of the annular element. 17. The pressure regulator according to claim 16, wherein the disc is fastened by screw means to the supporting element in order to lock the annular element to the supporting element.
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