Patent application number | Description | Published |
20100001521 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Methods, gaskets, and couplings for connecting two pipes are disclosed. One embodiment of the method includes the steps of placing the assembled coupling over one end of a pipe, aligning the second pipe with the first pipe, sliding the coupling off the end of the first pipe so that a portion of the coupling is around each pipe, and securing the coupling. | 01-07-2010 |
20120124804 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Methods, gaskets, and couplings for connecting two pipes are disclosed. One embodiment of the method includes the steps of placing the assembled coupling over one end of a pipe, aligning the second pipe with the first pipe, sliding the coupling off the end of the first pipe so that a portion of the coupling is around each pipe, and securing the coupling. | 05-24-2012 |
20120280494 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Couplings and gaskets are disclosed. Couplings may include an upper housing, a lower housing, at least one fastening device coupling the upper housing to the lower housing, and a gasket positioned within the upper and lower housings, the gasket including two primary seals and a rib protruding from an inner surface of the gasket and between the two primary seals. | 11-08-2012 |
20140001753 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET | 01-02-2014 |
20140076413 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Methods, gaskets, and couplings for connecting two pipes are disclosed. One embodiment of the method includes the steps of placing the assembled coupling over one end of a pipe, aligning the second pipe with the first pipe, sliding the coupling off the end of the first pipe so that a portion of the coupling is around each pipe, and securing the coupling. | 03-20-2014 |
20150209919 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Methods, gaskets, and couplings for connecting two pipes are disclosed. One embodiment of the method includes the steps of placing the assembled coupling over one end of a pipe, aligning the second pipe with the first pipe, sliding the coupling off the end of the first pipe so that a portion of the coupling is around each pipe, and securing the coupling. | 07-30-2015 |
20150211664 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Couplings and gaskets are disclosed. Couplings may include an upper housing, a lower housing, at least one fastening device coupling the upper housing to the lower housing, and a gasket positioned within the upper and lower housings, the gasket including two primary seals and a rib protruding from an inner surface of the gasket and between the two primary seals. | 07-30-2015 |
20150369405 | SLIP ON GROOVE COUPLING WITH MULTIPLE SEALING GASKET - Couplings and gaskets are disclosed. Couplings may include an upper housing, a lower housing, at least one fastening device coupling the upper housing to the lower housing, and a gasket positioned within the upper and lower housings, the gasket including two primary seals and a rib protruding from an inner surface of the gasket and between the two primary seals. | 12-24-2015 |