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Subject: 
Re: RCX Controlled Air Compressor Tester
Newsgroups: 
lugnet.robotics, lugnet.build, lugnet.robotics.rcx
Date: 
Fri, 1 Oct 1999 04:57:30 GMT
Viewed: 
968 times
  
John Morgan wrote:

  Greetings : )
   Silly me, made it more complex than it was. Does DHL stand for "Delivers
Holy LEGOs" ??... Thanks for the clarification. Anyway here is a link to
several pictures of the assembly process. I will try to put together a parts
list. there are 27 links in the chain.
per J Hughes technic registry page ( Thanks for the resource!)

http://w3.one.net/~hughesj/technica/registry/r_gear.html

the drive from the "new" technic motor with internal gear reduction
one 40 tooth gear
one 16 tooth gear
one conical gear, 16 tooth
and the 27 chain links
the conical gear goes on the drive axel that has the friction  pulleys (3 are
used) the yellow rubber bands(2) that drive the  medium pulleys (2) that drive
the small compressor pumps(2)

two 14 tooth bevel gears and one 24 tooth  gear. The 24 tooth goes on the drive
axel( #8) from the 16 tooth gear from the motor output side. the 2 bevel gears
go on the axel(#10) that has 3 friction pulleys and the conical gear. the third
friction pulley is used for spacing. one small pulley is used to hold the
conical gear on the axel.

the compressor assembly itself uses 1 #2 notched axel( center of the two
mediumpulley, making certain the pully holes are aligned. 2 3/4 connectors are
placed into 180 degree offset holes in the medium pulleys and the pumping shaft
of each small compressor fits onto those. Hopefully this will be evident from
the pictures. the main support of the compressor consists of (2) 1 x 4 lift
arms and (2) triangle pieces( found in the plates section of the registry) 1 #2
notched axel goes into the last hole of the base of the triangle and the last
thin side hole of the 1x4 lift arm to make a solid assembly. the thick side
holes of the lift arms are placed again each other to give same spacing as the
two triangles being side by side.after placing the yellow bands on the
pulleys,the body of each pump is then attached to the lift arm end with a #6
axel and the triangle end also has a #6 axel with two small pulleys and two
"bushings" found on the connectors page of the registry. Again ,hopefully this
will be evident in the pictures.
The remaining pieces are various technic beams and the spacign turned out to
be pretty standard. No flat plates to adjust levels.
I used 8 3/4 connectors 4 1x2 beams and 4 7x1 halfbeams to hold the motor
section together during load. the compressor assembly itself doesnt need any
extra such support.
Here is hopefully a complete list  ( other than hoses and tanks)
2  compressors
1 9 volt motor with gear reduction leads and battery box
4 1x16 beams
4 1x6 beams (2 on each side of the motor)
12 1x2 beams
1 1x10 beam( I used a 1x6 and 1x4 in this model)
3 1X1 beams (or simple blocksas no axles pass thru them)
one 40 tooth gear
one 16 tooth gear
one conical gear, 16 tooth
27 chain links
3 friction pulleys
3 small pulleys( prefer ones with out teeth)
2 bushings
2 #2 notched axels
2 #6 axels
1 #8 axel
1#10 axel
2 yellow rubber bands
10 3/4 connectors
4 7x1 half beams

http://tns.utk.edu/~trees/compressor/compressor_assembly.html
I tried to keep the pictures small but still big enough to show detail. It
loaded fairly quickly with 45bps connection.
Let me know if you have any other questions.

   Thanks again for the interest.
       John

Gosh, that's a tall order.

Y'know, you're going to send me back into hiding for quite a while.
And I was just thinking of taking a break after coming out with my new creation.

Maybe I should just loan you my testing machine....
--
C S Soh

http://web.singnet.com.sg/~cssoh
... where air is power



Message has 2 Replies:
  Re: RCX Controlled Air Compressor Tester
 
(...) DON'T go back into hiding! We're all glad you popped up. Excellent site, I know I nominated it for CLSotW and I bet other people did too. Very important work to the community as a whole. Thanks!!!! (...) You could probably oh, I dunno, DHL it (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
  Re: RCX Controlled Air Compressor Tester
 
(...) well, you did ask for a parts list : ). I was trying to be complete and not run you off. Please don't feel obligated to run any tests on this as I understand too well life's time constraints. After I finished up all the picts and description, (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)

Message is in Reply To:
  Re: RCX Controlled Air Compressor Tester
 
(...) Greetings : ) Silly me, made it more complex than it was. Does DHL stand for "Delivers Holy LEGOs" ??... Thanks for the clarification. Anyway here is a link to several pictures of the assembly process. I will try to put together a parts list. (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)

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