Can anyone recommend the best way to chill a make up air supply of maximum 6000 cfm to as low as -40 C? Assume a max run time of the system to be 1-2 hours although the longer the better. If there are commercial systems available to do this please let me know what company(s) to contact...
I'm designing a new cab for a piece of construction equipment. I need to find a windshield wiper motor which can mount completely outside of the cab with no protrusions through the cab wall. I cannot find anything that has been specifically designed for this configuration. Every motor I have...
Is there an ASTM standard method for testing and rating the abrasion resistance of various hose/pipe materials? The closest I can find is ASTM D 5963 Standard Test Method for Rubber PropertyAbrasion Resistance (Rotary Drum Abrader). D5963 seems to apply to flat sheet samples that you can run a...
I am looking for more information on wheel bolts, the kind with the 90 degree taper under the head for bolting a rim onto a hub. I cannot find these in Machinery's Handbook. I did find one drawing from a supplier on the internet but I need to design the matching chamfer in a machined hub I'm...
See this old thread ( thread559-47569: Mass units).
I have exactly the same question. I can create a custom property "Mass" which is automatically populated with the value from "SW-Mass@filename.SLDPRT". I can then have that custom property automatically appear in my drawing sheet. The...
Does anyone know of a commercially available system to remotely disconnect hydraulic lines? My application is as follows:
A tractor with three point hitch mounted implement which runs on hydraulics. The three point hitch can be remotely connected and disconnected from inside the cab but the...
See this old thread (thread559-47569).
I have exactly the same question. I can create a custom property "Mass" which is automatically populated with the value from "SW-Mass@filename.SLDPRT". I can then have that custom property automatically appear in my drawing sheet. The problem is, what...
My ordinate dimensions always appear with arrows and I have to right click the dimension, select properties, and uncheck "Display as chain dimension.". If I go into the document properties->dimensions there is no setting there to enable this by default.
Curiously, if I autodimension a view...
Hi all,
We have an old monster 3M 630 Reader Printer which is supposed to allow us to view and print drawings that are stored on aperture cards (approx. 3" X 6" card with a microfiche type film in a small window on a cardboard punch card.
Does anyone know of any low cost (i.e. under $2000)...
Hello,
My company manufactures and repairs large industrial centrifuges. We supply some customers with replaceable wedge wire screens which essentially look like a soap dish approximately 2" X 3" with the bottom made of a grid of wedge wires spaced either 0.012" apart or 0.024" apart. Our...
Hello,
My company manufactures and repairs large industrial centrifuges. We are always looking for unusual sizes and configuration of set screws. For example, where can I buy 7/8" or larger oval point set screws? We use these for jack bolts on some of our components. Most companies stop at...
We are working on some old equipment that has some 5/8" socket head screws that need replacing. We ordered new fasteners and the heads came in at the standard 0.938" diameter. The old fasteners we are replacing have a head diameter that is approx. 0.860". The counterbores in the part are...
