Randy R Jacobs

US Patent:

20190161150, May 30, 2019

Filed:

Aug 12, 2016

Appl. No.:

16/320628

Inventors:

- La Crosse WI, US
Randy Jacobs - La Crosse WI, US
Dustin Bauman - La Crosse WI, US
Victor J. Buhr - La Crosse WI, US
Adam Thorson - La Crosse WI, US
Justin Scherf - La Crosse WI, US

International Classification:

B63C 11/52
E02F 3/88
E02F 3/92

Abstract:

A dredge head assembly is disclosed. The assembly includes: a shroud having a generally open bottom end and a top end; a screen structure covering the generally open bottom end of the shroud; a suction pipe with a first end connected to the top end of the shroud and a second end configured to be operatively connected with a pump which induces suction; a handle connected to and extending from the shroud and having at least one grasping portion; and one or more vacuum relief valve assemblies, each comprising a valve, at least one opening configured to be in communication with water, and an actuation mechanism positioned to be accessible to a diver. Dredging systems and methods of dredging are also disclosed.