Patent classifications
E
FIXED CONSTRUCTIONS
Load children
E02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
Load children
E02F
DREDGING; SOIL-SHIFTING
Load children
E02F3/88
with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
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E02F3/90
Component parts; , e.g. arrangement or adaptation of pumps
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E02F3/92
Digging elements, e.g. suction heads
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E02F3/9256
Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
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E02F3/9268
with rotating cutting elements
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E02F3/9275
with axis of rotation parallel to longitudinal axis of the suction pipe
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E02F3/9275

HYDRO EXCAVATION VACUUM APPARATUS HAVING DECELERATION VESSELS AND METHODS FOR HYDRO EXCAVATING A SITE
20200164389 · 2020-05-28 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

Cyclonic separation systems and hydro excavation vacuum apparatus incorporating same
10655300 · 2020-05-19 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

HYDRO EXCAVATION VACUUM APPARATUS HAVING AN ADJUSTMENT SYSTEM FOR ADJUSTING A DEWATERING SYSTEM SCREEN
20200149246 · 2020-05-14 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

AIRLOCKS FOR CONVEYING MATERIAL, HYDRO EXCAVATION VACUUM APPARATUS HAVING AIRLOCKS, AND METHODS FOR HYDRO EXCAVATING A SITE
20200149247 · 2020-05-14 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

HYDRO EXCAVATION VACUUM APPARATUS
20200149245 · 2020-05-14 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site
11905677 · 2024-02-20 · ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

Cyclonic Separation Systems And Hydro Excavation Vacuum Apparatus Incorporating Same
20190015766 · 2019-01-17 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

HYDRO EXCAVATION VACUUM APPARATUS AND FLUID STORAGE AND SUPPLY SYSTEMS THEREOF
20190017243 · 2019-01-17 ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.

Cutter head
10087601 · 2018-10-02 · ·

A method of forming a cutter head with an axis of rotation comprises forming a hub; forming at least one ring with integral cutter body arm segments extending from the at least one ring; and connecting the hub to the cutter body arm segments so that the hub and the at least one ring are connected and around the axis of rotation.

Hydro excavation vacuum apparatus
12077936 · 2024-09-03 · ·

Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.