Shift change photo

[arse_sidewards]

Must be a Honda sourced transmission.

 

[plym49.2]

One of the armored turret shells of the class-leader battleship Pennsylvania (BB-38) at the Bethlehem Steel factory, 1915.

Unpossible.

The ancients could not have built anything like that without CAD/CAM, laser measuring devices, 3D metal printing, water jets, plasma cutters, MIG/TIG welders, and X-ray inspection devices.

They must have had extraterrestial assistance.

 

[DR. SMASHER]

pretty sure that bridge is right down the street from where I'm working. Sure looks like the same bridge

Is that the Pulaski Skyway or is that one of the bridges in Jersey City?

 

[DR. SMASHER]

War Factories.

 

[nahmus]

Is that the Pulaski Skyway or is that one of the bridges in Jersey City?

I believe jersey city. I will get the name of the bridge next time I'm there.

 

[Mikel]

Metallurgy and stress analysis has come a long way.

 

[nahmus]

would hate to have been there for the trial and error on those calcs.

Question for those smarter than me:

In the old cannon days, was there any stress from the firing over and over?

 

[Mikel]

would hate to have been there for the trial and error on those calcs.

Question for those smarter than me:

In the old cannon days, was there any stress from the firing over and over?

Not for the faint of heart.

A “Terrible Catastrophe”: The February 1844 Naval Gun Explosion that Almost Killed a Presi

By 1843, when he approached the Navy for permission to build Princeton, its first steam-powered man-of-war, Robert Field Stockton had already distinguished himself as a U.S. Navy officer in the War of

usnhistory.navylive.dodlive.mil

 

[SomeGuyFromOlympia]

War Factories.

that is a great series

 

[SomeGuyFromOlympia]

And we've progressed to this

how dare you assume he is

 

[Firstram]

how dare you assume he is

I didn't assume any such thing, he's just very gentle while coaxing it into the next gear

 

[SomeGuyFromOlympia]

I didn't assume any such thing, he's just very gentle while coaxing it into the next gear

we all know why he knows how to stick shift

 

[nahmus]

that is a great series

Shame we could not do that now.

 

[Mikel]

Colt Vickers M1915 Machine Guns are inspected at an Ordnance Depot in the UK by Female Personnel after their arrival from the USA - 1941

 

[Mikel]

St. Louis, 1910.

 

[Mikel]

Truck show in NY, 1919.

 

[nahmus]

love the chain drive.

 

[Mikel]

Philadelphia, 1925

 

[Mikel]

 

[SomeGuyFromOlympia]

the rim

 

[Mikel]

the rim

It was internacional women's day after all

 

[Mikel]

Montreal, 1913

 

[Mikel]

 

[Mikel]

Interesting way to synchronize clocks.

 

[SomeGuyFromOlympia]

great, now I need a pneumatic clock now

 

[Mikel]

Pittsburgh, 1924

 

[Mikel]

I wonder what kind of tolerances and bearing clearances that thing has.

 

[arse_sidewards]

I wonder what kind of tolerances and bearing clearances that thing has.

You can probably take a pretty good guess if you figure out what oil they use.

 

[slowlygettingthere]

I wonder what kind of tolerances and bearing clearances that thing has.

https://www.dieselduck.info/machine/01%20prime%20movers/Sulzer%20SRTA84C-96C.pdf

Doesn't list specific clearances but does have some interesting info and pics. Check out the one of the piston squirters/cooling nozzles.

 

[Mikel]