| 摘要 |
<p>The subject of this invention is a viscometer consisting of a cylinder (1) containing a plunger (2) which slides inside it, sealing rings (3) between the plunger and the cylinder positioned a short distance apart from each other, and fluid ducts (4, 5) which enter between the sealing rings passing the fluid into and away from the space between the sealing rings. In order to reduce the wear on the sealing rings, the sealing rings (3) in the viscometer according to the invention are attached to the inside walls of the cylinder and the fluid ducts (4, 5) enter through the cylinder (1) walls into the space between the sealing rings.</p> |
