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:
Jul. 26, 1988
Filed:
Sep. 23, 1987
Reginald A Wilson, Stourbridge, GB;
Jones & Attwood Limited, , GB;
Abstract
This invention relates to a grit trap which is intended for use in removing grit from a flow of sewage. The grit trap is of the kind which includes a settlement chamber which has an inlet through which the flow of sewage can flow and an outlet from which treated sewage can flow. There is also provided a grit storage chamber which is disposed between the settlement chamber and in which in use the separated grit will collect, the settlement chamber having a mixing device for promoting a desired motion to the flow of sewage entering the settlement chamber. In accordance with the invention said mixing device comprises a disc 25 which is provided with a plurality of generally radially extending blades, said disc being located just above the upper end of the grit storage chamber.