Rapid-change device for attachments on earth moving machines

Replaceable fastener for cover plates and the like

Resonance aided front end loader

Resonance aided front end loader

Reversible clam shell bucket

Ripper assembly for tractor drawn scraper

Ripper attachment for backhoe or front end loader

Ripper attachment for earth-working equipment

Ripper tooth attachment for a back hoe

Ripping attachment for dragline

Roller mounting

Rub link assembly for dragline bucket

Safety device intended for equipping a self-propelled appliance

Scraper apron assembly

Scraper blade mounting assembly

Scraper bowl lifting brackets

Scraper bowl structure

Scraper bowl with hydraulic safety lock

Scraper bowl with movable floor section

Scraper bowl-lift apparatus