McKay Hafen
General Contractor in Santa Clara, UT

License number
Utah 5072200-S330
Issued Date
Oct 22, 2002
Category
Contractor
Type
S330 - Landscaping Qualifier
Address
Address
Santa Clara, UT
LicenseFiles verified this license of Dec 6, 2016 at the Utah Division of Occupational and Professional Licensing.

Professional information

Mckay Hafen Photo 1

Concrete Chute Attachment

US Patent:
7178657, Feb 20, 2007
Filed:
May 14, 2004
Appl. No.:
10/845015
Inventors:
McKay Hafen - Santa Clara UT, US
Julie Hafen - Santa Clara UT, US
International Classification:
B65G 11/18
US Classification:
193 4, 193 10, 366 68
Abstract:
A chute extension for a typical concrete mixing truck, the extension has a chute attachment spring clip on the attachment end and a funneled outlet on the delivery end. The invention further comprises an angle where the delivery end meets the end of the trough, for more laminar flow of concrete. The included concrete rake has a telescoping handle.

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