The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 1982
Filed:
Dec. 28, 1979
Hannu Sarvanne, Vantaa, FI;
Oy E. Sarlin AB, Kaivoksela, FI;
Abstract
Pump means comprising a pump and a motor, combined to constitute a pump unit for submersion in a liquid, and a pump delivery pipe and a vertical guide track both fixedly mounted in a liquid container, such as a sewage weill for instance, the latter guiding the pump unit and enabling it to be lowered into the liquid tank so that the delivery port of the pump will connect with the delivery pipe, and the pump unit having been fitted with a bipartite slide carried on the guide track. The guide track comprises two guides and that the slide comprises two lower projections and two upper projections, and that the slide has been so connected to the delivery aperture of the pump that the lower projections are located below and the upper projections above the delivery port.