Hassan Shokouhi

US Patent:

20190186099, Jun 20, 2019

Filed:

Feb 25, 2019

Appl. No.:

16/284765

Inventors:

- Neenah WI, US
Hassan Shokouhi - Neenah WI, US

Assignee:

NEENAH FOUNDRY COMPANY - Neenah WI

International Classification:

E02D 29/14
E02D 29/12

Abstract:

A manhole cover assembly comprises a base frame, the base frame comprising a base body and a base flange extending laterally outward from the base body. The assembly further comprises a top frame, the top frame comprising a top body disposed annularly about at least a portion of the base body, a top flange extending laterally outward from the top body, and a lip extending laterally inward from the top body.

US Patent:

20180305888, Oct 25, 2018

Filed:

Apr 19, 2017

Appl. No.:

15/491541

Inventors:

- Neenah WI, US
Hassan Shokouhi - Neenah WI, US

International Classification:

E02D 29/14
E02D 29/12

Abstract:

A manhole cover assembly comprises a base frame, the base frame comprising a base body and a base flange extending laterally outward from the base body. The assembly further comprises a top frame, the top frame comprising a top body disposed annularly about at least a portion of the base body, a top flange extending laterally outward from the top body, and a lip extending laterally inward from the top body.

US Patent:

20180142438, May 24, 2018

Filed:

Jan 18, 2018

Appl. No.:

15/874584

Inventors:

- Neenah WI, US
Hassan Shokouhi - Neenah WI, US

Assignee:

NEENAH FOUNDRY COMPANY - Neenah WI

International Classification:

E02D 29/14

Abstract:

An example manhole cover assembly includes a manhole cover and a latch assembly. The manhole cover is supportable by a seat of a manhole frame. The latch assembly includes a latch housing fixedly coupled to the manhole cover. A latch plunger is slidably coupled to the latch housing. The latch plunger includes a follower arm. A latch lever is rotatably coupled to the latch housing. The latch lever includes a stop. The latch lever is rotatable relative to the latch housing between a locked position and an unlocked position. The stop is structured to engage the manhole frame when the latch lever is rotated to unlocked position so as to force the manhole cover away from the frame.

US Patent:

20170081821, Mar 23, 2017

Filed:

Sep 16, 2016

Appl. No.:

15/267903

Inventors:

- NEENAH WI, US
Hassan Shokouhi - Neenah WI, US

Assignee:

NEENAH FOUNDRY COMPANY - NEENAH WI

International Classification:

E02D 29/14

Abstract:

An example manhole cover assembly includes a manhole cover and a latch assembly. The manhole cover is supportable by a seat of a manhole frame. The latch assembly includes a latch housing fixedly coupled to the manhole cover. A latch plunger is slidably coupled to the latch housing. The latch plunger includes a follower arm. A latch lever is rotatably coupled to the latch housing. The latch lever includes a stop. The latch lever is rotatable relative to the latch housing between a locked position and an unlocked position. The stop is structured to engage the manhole frame when the latch lever is rotated to unlocked position so as to force the manhole cover away from the frame.