Patent ID: 9371916
Filing Date: 2016-06-21
CPC Classification: F16K

Claim Text:
1. A packing gland for a valve, wherein the valve includes a top portion for receiving a gate, comprising: a first longitudinal section of packing material for sealing the gate; a second longitudinal section of packing material for sealing the gate; a first end section of packing material for sealing the gate; a second end section of packing material for sealing the gate; a first stuffer side element located adjacent the first longitudinal section; a second stuffer side element located adjacent the second longitudinal section; a first stuffer end element located adjacent the first end section; a second stuffer end element located adjacent the second end section; a plurality of first clamp elements located adjacent the first stuffer side element and the first stuffer end element, wherein the plurality of first clamp elements provide pressure on selected portions of the first stuffer side element and the first stuffer end element to compress corresponding selected portions of the first longitudinal section and the first end section of packing material; and a plurality of second clamp elements located adjacent the second stuffer side element and the second stuffer end element, wherein the plurality of second clamp elements provide pressure on selected portions of the second stuffer side element and the second stuffer end element to compress corresponding selected portions of the second longitudinal section and the second end section of packing material, wherein the first stuffer side element and the first stuffer end element are arranged between the plurality of first clamp elements and the first longitudinal section and the first end section of packing material, and wherein the second stuffer side element and the second stuffer end element are arranged between the plurality of second clamp elements and the second longitudinal section and the second end section of packing material.