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:
Aug. 08, 2017
Filed:
Nov. 15, 2013
Applicant:
Opw-engineered Systems, Inc., Lebanon, OH (US);
Inventors:
Don Johnson, Mason, OH (US);
Jeff Cousineau, Dayton, OH (US);
Ted Shreve, Westfield, NY (US);
Mike Crum, Centerville, OH (US);
Assignee:
OPW-Engineered Systems, Inc., Lebanon, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 90/10 (2006.01); B65D 90/34 (2006.01);
U.S. Cl.
CPC ...
B65D 90/10 (2013.01); B65D 90/34 (2013.01); B65D 2590/046 (2013.01);
Abstract
Embodiments of the present invention relate to apparatuses, systems, and methods for constructing, installing, and using an inflatable hatch sealing device in environmentally sealing a manhole. In particular, the inflatable hatch sealing device has a sealing assembly with a directed inflatable air bladder, and the sealing assembly is rotatable relative to a contact disc.