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Subject: 
Re: Scrapers
Newsgroups: 
lugnet.technic
Date: 
Sun, 11 Sep 2005 20:19:50 GMT
Viewed: 
3790 times
  
In lugnet.technic, Ross Crawford wrote:
In lugnet.technic, Nathan Bell wrote:
Does anyone know where I can find some good pictures/diagrams on how scrapers
work?

I guess you can't really see the details in this pic:
http://www.brickshelf.com/gallery/RoscoHead/construction/Micro/lil_scraper.jpg
;)

There's a pretty good photo here:
http://www.machinerytrader.com/listings/forsale/detail.asp?OHID=4976697&guid=22213E5C0EAA44BFA5CD2834E223FD2A

And some others probably too if you poke around that site. The tub is raised and
lowered using the vertical cylinders just behind the front wheels. Larger
scrapers generally have 2 engines these days, one at each end. And as Mark said,
most are generally engineered so as they can also be pushed by other equipment,
including other scrapers, very helpful especially in slippery conditions, as a
tracked vehicle pushing can get much more grip than a wheeled tractor.

Unfortunately I don't know of any online diagrams, but it may be worth
contacting a John Deere agent for datasheets and information. I've found they're
usually happy to provide any info they have.

ROSCO

Thank you all for the pics.  The one Rosco sent was the type I was looking for.
There are 2 types that I can see.  One has a hollow tub in the middle and
collects the dirt.  The other is basically the same thing but with
tread-mill-type blades in front of the tub.  I already have the tread mill
created, but everything in between is what I need pics of.  I took some
yesterday and might upload them to Brickshelf.



Message has 1 Reply:
  Re: Scrapers
 
(...) I forgot to thank Mark Bellis and John Fors for their info yesterday. Which engine drives the rotating blades? Is one engine for hydraulics and one for driving the wheels? Or is one engine for the rear half and one for the front? Which engine (...) (19 years ago, 12-Sep-05, to lugnet.technic)

Message is in Reply To:
  Re: Scrapers
 
(...) I guess you can't really see the details in this pic: (URL) a pretty good photo here: (URL) some others probably too if you poke around that site. The tub is raised and lowered using the vertical cylinders just behind the front wheels. Larger (...) (19 years ago, 10-Sep-05, to lugnet.technic)

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