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HDR Photography -- Before and After
For antique gearheads.
Nov 16, 2014 17:28:16   #
lorenww Loc: St. Petersburg
 
1) Is an old water pump. The big flywheel in the back would have been hooked up to a motor with a belt. The reduction gear pushed and pulled the crank which in turn moved the piston in the front in and out.
The pipe on the bottom was the intake and the big tank on the top was used to create a constant water flow in stead of spurts as the piston drew in water and spit it back out.

2) This is a very old open crank gas engine. They had one huge piston. The green "cups" that you see on either side of the crankshaft (The rusty thing) are grease cups to keep the crank lubricated, look close and you will see one also where the connecting rod is.
At the top (inverted pyramid shape) is the water jacket to keep the piston cool, it has an opening that you just poured water into and it had no circulation so to speak.
On the left hand side are some gears, this was used for the camshaft for the valves and the bar you see on top was to prevent it from going backwards if it backfired when starting.

3) is the front view, at the front, those things with the springs are the valve stems exposed to the air.
Note the intact rocker arm on the lower valve. If it were working there would be a long steel bar that went back to the cam/magneto assy. that would have operated by the gears on the flywheel.
The steel rod was just held into the rocker arm cups by the pressure of the valve stems.
Gas came in by drips through the glass cylinder you see at the top, gas literally just dripped into the cylynder, you adjusted the flow with the valve that was cut off at the top of the photo.

I grew up on an old farm and found a few of these engines in an old barn and restored them to working condition.

When they ran is sounded like bang bang bang as fast as you can say that.
Because it was 4 stroke you could see the valves being depressed.

Good to see one again.

Late the found that the could put oil in a crank case and the went from horizontal to vertical but still had the water jackets.

Enjoy.


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Nov 16, 2014 17:37:03   #
Mike D. Loc: Crowley County, CO.
 
Set your way-back machines folks and be glad we have moved forward with our technologies.

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Nov 16, 2014 19:11:14   #
Billyspad Loc: The Philippines
 
Nice shots and the history was intersting

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Nov 17, 2014 11:14:34   #
SoHillGuy Loc: Washington
 
Loren in regards to the first photo the only color in the original photo was probably the green workhorse. The HDR has turned the wood, gunny-sack, and the rusty colors to Red and or Orange. I find these colors to be overwhelming.

The other photo's are much better.

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Nov 19, 2014 21:14:04   #
lorenww Loc: St. Petersburg
 
The first one was in very low light and that is a complaint of mine.
"The HDR has turned the wood, gunny-sack, and the rusty colors to Red and or Orange"

Every shot in those old buildings look like that.

Lots of trees, really old wood, very little light and what is there is never direct light.

I would really like to know how to fix that.
BTW I shoot in raw.

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Nov 19, 2014 23:10:22   #
Billyspad Loc: The Philippines
 
lorenww wrote:
The first one was in very low light and that is a complaint of mine.
"The HDR has turned the wood, gunny-sack, and the rusty colors to Red and or Orange"

Every shot in those old buildings look like that.

Lots of trees, really old wood, very little light and what is there is never direct light.

I would really like to know how to fix that.
BTW I shoot in raw.


Try opening the Raw files in Camera Raw or LR and taming the colors there and adjust shadows. Save as jpegs and feed those into Photomatix.
Photomatix converts your Raw files to jpegs before HDR processing anyway so you will lose no detail etc by doing the conversion yourself.

Billyspad

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HDR Photography -- Before and After
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