Pro-Tech Manufacturing and Distribution, Inc. Patent applications |
Patent application number | Title | Published |
20140366406 | SURFACE COMPLIANT FRONT-PIVOTING WEAR SHOES FOR SNOW PUSHER - A snow or material pushing device for plowing a surface including a moldboard with a scraper blade, and having side plates attached at either end. The side plates further include skid or wear shoes pivotally or rotationally affixed to the side plates to remain in full contact with the surface, thereby reducing the need to adjust and replace the scraper blade and wear shoes. | 12-18-2014 |
20130212912 | MATERIAL PUSHER WITH CONTROL SYSTEM - A material pushing apparatus is disclosed that has a central blade, at least one removable side plate attached to the central blade and a segmented scraping edge flexibly attached to the central blade along the bottom longitudinal edge of the blade. A position sensor is attached between the blade and the scraping edge and produces a position signal that is displayed to indicate the relative position between the blade and edge in order to characterize the amount of downward pressure applied to the scraping edge. Other aspects and features of the disclosed apparatus include a tilt sensor and display, and an improved coupler having shock-absorbing features and a cam-type clamping arrangement. | 08-22-2013 |