Search found 2690 matches

by Al_Messer
Sat Jan 28, 2012 5:59 pm
Forum: Live Steam
Topic: How Do You Calculate Connecting Rod Length?
Replies: 33
Views: 10228

Re: How Do You Calculate Connecting Rod Length?

I FOUND IT! Or at least a mention of it. Page 50 has just one line in the second paragraph says:" The connecting rod is 2-1/4 strokes in length..." This is part of an article dealing with anenclosed type of Steam engine using a desaxe style cylinder, so it may not apply in a standard vertical double...
by Al_Messer
Fri Jan 27, 2012 10:00 pm
Forum: Live Steam
Topic: How Do You Calculate Connecting Rod Length?
Replies: 33
Views: 10228

Re: How Do You Calculate Connecting Rod Length?

I still cannot find the figures that I thought that I had read in Harris' book, BUT, I did measure my Stuart 10-V, an old reliable design. The Stroke is .750" and the Connecting Rod Center-to-center is 1.6875" giving a ratio of the conn. rod length of being 2.25 times the length of the stroke. Hope ...
by Al_Messer
Fri Jan 27, 2012 7:40 pm
Forum: Live Steam
Topic: How Do You Calculate Connecting Rod Length?
Replies: 33
Views: 10228

Re: How Do You Calculate Connecting Rod Length?

K. N.Harris reccomends that the length of the Connecting Rod should be 2.25 times the stroke of an engine. Al, I thumbed through Model Stationary and Marine Steam Engines by K.N. Harris and could not find that quote. As he usually gives an engineering reason for any statement, I would love to read ...
by Al_Messer
Wed Jan 18, 2012 10:37 am
Forum: Live Steam
Topic: How Do You Calculate Connecting Rod Length?
Replies: 33
Views: 10228

Re: How Do You Calculate Connecting Rod Length?

Another helpful book, if you can find a copy, is "Model Mechanical Engineering" by Steele. It is a British publication and has lots of technical data.
by Al_Messer
Tue Jan 17, 2012 2:39 pm
Forum: Live Steam
Topic: How Do You Calculate Connecting Rod Length?
Replies: 33
Views: 10228

Re: How Do You Calculate Connecting Rod Length?

K. N.Harris reccomends that the length of the Connecting Rod should be 2.25 times the stroke of an engine.

Al
by Al_Messer
Sun Jan 15, 2012 6:13 pm
Forum: General Discussion
Topic: Compound position
Replies: 16
Views: 2772

Re: Compound position

jim1crg wrote:More precisely I was concerned about picking up the right hand internal threads in a rifle receiver to true them to the bore of the receiver.

This is a new one on me--never heard of it before. Unless the threads are damaged, I would think that they are already true to the bore.

Al
by Al_Messer
Sun Jan 01, 2012 9:03 pm
Forum: Live Steam
Topic: R. F. Hasbrouck # 5 steam engine
Replies: 6
Views: 1585

Re: R. F. Hasbrouck # 5 steam engine

Chuck up the Crosshead and take a few thou off it with a fine cut file or some emery paper and see if that does not solve the problem. Good luck!!

Al
by Al_Messer
Sat Dec 17, 2011 4:34 pm
Forum: Live Steam
Topic: a live steamers ideal locomotive to model
Replies: 92
Views: 15767

Re: a live steamers ideal locomotive to model

A B&O 0-4-0 Crab.

Al
by Al_Messer
Fri Dec 16, 2011 9:48 pm
Forum: Live Steam
Topic: Minimum lathe for live steam work?
Replies: 16
Views: 4535

Re: Minimum lathe for live steam work?

Check out "Hudson Honey's" lathe. She shows that a LOT of work can be done on a small machine.
by Al_Messer
Tue Nov 29, 2011 5:37 pm
Forum: Build Log
Topic: my project
Replies: 960
Views: 178588

Re: my project

A Gatling Gun? Say----Pam why don't you start a new thread on that project with lots of photos. Maybe under the General classification.

Al
by Al_Messer
Sat Nov 26, 2011 9:53 am
Forum: Build Log
Topic: my project
Replies: 960
Views: 178588

Re: my project

Looking forward to the photos!

Al
by Al_Messer
Thu Nov 17, 2011 6:21 pm
Forum: Live Steam
Topic: Stuart Twin Launch
Replies: 7
Views: 2175

Re: Stuart Twin Launch

Patrik, this is GREAT!! Hope that you are doing as well in your schoolwork as you are on this project. Best wishes!

Al