US2024229791A1PendingUtilityA1

Piston compressor, in particular radial piston compressor

Assignee: thyssenkrupp Presta Ilsenburg GmbHPriority: May 18, 2021Filed: May 13, 2022Published: Jul 11, 2024
Est. expiryMay 18, 2041(~14.8 yrs left)· nominal 20-yr term from priority
F04C 15/06F04B 39/123F04B 27/0404F04B 39/125F04B 39/0027F04B 39/0072F04B 39/0055F04C 2/356
42
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Claims

Abstract

A piston compressor having at least two piston/working space combinations, wherein each piston/working space combination includes at least one fluid inlet channel and one fluid outlet channel, the at least one fluid inlet channel being connected fluidically to a low pressure collecting volume, and/or the at least one fluid outlet channel being connected fluidically to a high pressure collecting volume, wherein the low pressure collecting volume comprises a first part collecting volume and at least one second part collecting volume, the first part collecting volume and the second part collecting volume being connected fluidically to one another via a first overflow channel and at least one second overflow channel, and/or the high pressure collecting volume comprises a first part collecting volume and at least one second part collecting volume.

Claims

exact text as granted — not AI-modified
1 - 13 . (canceled) 
     
     
         14 . A piston compressor, comprising:
 at least two piston/working space combinations, wherein each piston/working space combination includes at least one fluid inlet channel and one fluid outlet channel, the at least one fluid inlet channel being connected fluidically to a low pressure collecting volume, and/or the at least one fluid outlet channel being connected fluidically to a high pressure collecting volume, wherein the low pressure collecting volume comprises a first part collecting volume and at least one second part collecting volume, the first part collecting volume and the second part collecting volume being connected fluidically to one another via a first overflow channel and at least one second overflow channel, and/or the high pressure collecting volume comprises a first part collecting volume and at least one second part collecting volume, the first part collecting volume and the second part collecting volume being connected fluidically to one another via a first overflow channel and at least one second overflow channel.   
     
     
         15 . The piston compressor of  claim 14 , wherein the piston/working space combinations each comprise a piston and a working space, the piston/working space combinations being arranged radially around a drive shaft. 
     
     
         16 . The piston compressor of  claim 14 , wherein the piston compressor includes a housing for receiving the piston/working space combinations, and a removable cover. 
     
     
         17 . The piston compressor of  claim 14 , wherein the part collecting are annular, the part collecting volumes being arranged next to one another and/or in one plane. 
     
     
         18 . The piston compressor of  claim 14 , further comprising a separating element arranged between the part collecting volumes, and the overflow channels being arranged in the separating element. 
     
     
         19 . The piston compressor of  claim 14 , wherein the separating element includes a separating region and a sealing region. 
     
     
         20 . The piston compressor of  claim 14 , wherein the low pressure collecting volume, includes a low pressure inlet;
 the high pressure collecting volume, includes a high pressure outlet, the low pressure inlet is arranged offset in the circumferential direction, with respect to the overflow channels of the low pressure collecting space, and/or the high pressure outlet being arranged offset in the circumferential direction with respect to the overflow channels of the high pressure collecting space.   
     
     
         21 . The piston compressor of  claim 14 , wherein the overflow channels are arranged in the high pressure collecting volume having the same spacing from the high pressure outlet channel and/or the fluid from the two passages covers the same path, and/or in that the overflow channels are arranged in the low pressure collecting volume in such a way that they are at the same spacing from the low pressure inlet channel and/or the fluid from the two passages covers the same path. 
     
     
         22 . The piston compressor of  claim 14 , wherein the position and the number of overflow channels are arranged in a manner which corresponds to possible resonant pressure oscillations. 
     
     
         23 . The piston compressor of  claim 14 , wherein the outlet valves and/or the fluid outlet channels are arranged axially or radially with respect to the longitudinal axis (L) of the piston compressor. 
     
     
         24 . The piston compressor of  claim 14 , wherein the separating element comprises different materials, in particular in that the separating element comprises seal material and vulcanized-on overflow channel. 
     
     
         25 . The piston compressor of  claim 14 , wherein the separating element is configured as an insertable component, in particular such that it can be fixed in the collecting volume (ND and/or HD) or can be fixed on the housing. 
     
     
         26 . The piston compressor of  claim 14 , wherein the high pressure collecting volume and/or the low pressure collecting volume are/is configured by or composed from at least two components of the piston compressor.

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