Most Recent Blog Posts

Feb 19, 2013

The Old Timer Part 11: Mechanical Press Raises Air Pressure

The Old Timer of Royal Oak, Mich., was a regular contributor to H&P years before we ever even heard of the internet. But most of his advice is....More
Feb 13, 2013

A reservoir for police dogs instead of hydraulic fluid

Most of the material on our website and, especially, Hydraulics & Pneumatics magazine, delas with fluid power and related technology. Well, if....More
Feb 07, 2013

The Old Timer Part 10: Strange Things can Happen in Return Lines

Tank or return lines often are the orphans of hydraulic design procedures. What can go wrong in a piece of pipe that only has to carry low-pressure....More
Feb 02, 2013

The Old Timer Part 9: Pump Torture Test

What happens when flow from a pump exceeds flow into the control valve?....More
Jan 28, 2013

The Old Timer Part 8: High Pressure Isn’t Always the Answer

Don't use high-pressure air for low-pressure work....More
Jan 22, 2013

The Old Timer Part 7: It’s Tough to Outwit the Night Shift

Making pressure setting tamper-proof is no easy task....More
Jan 15, 2013

The Old Timer Part 6: Rube Goldberg Would Have Loved This One

When cold temperatures kept air cylinders from applying full, an air-over-oil circuit using anti-freeze as the fluid solved the problem....More
Jan 11, 2013

The Old Timer of Royal Oak, Part 5 — How Fast Can You Push Oil?

A huge die-casting machine presented the opportunity to see how fast you can push oil. What happens when fluid velocity approaches 100 ft/sec?....More
Jan 06, 2013

The Old Timer of Royal Oak, Part 4

The cause of hot and sluggish pump operation was found to be a simple problem....More
Jan 02, 2013

The Old Timer of Royal Oak, Part 3

Cleaning and inspection reveal problems with short-lived pumps....More
Dec 29, 2012

LC-130F Hercules comes out of deep freeze

This entry will be a brief departure from my coverage of the Old Timer from Royal Oak. While going through issues of H&P from the late 1980s....More
Dec 14, 2012

The Old Timer of Royal Oak, Part 2

Heavy shock can quickly destroy pressure gauges and transducers. Here's how one person overcame the problem....More
Dec 07, 2012

The Old Timer of Royal Oak, Mich., Part 1

When I began my career with H&P more than 25 years ago, a regular contributor to the magazine was The Old Timer from Royal Oak. This gentleman....More
Oct 28, 2012

Walking with Dinosaurs — and hydraulics

Hydraulics enables dinosaurs to move and walk in a live stage production....More
Oct 18, 2012

Monsters and pneumatics

Halloween costumes and effects have become big business. The pros make figures with multiple movements, and in many cases, there just isn't....More
Contributors

Alan Hitchcox

Alan joined Hydraulics & Pneumatics in 1987 with experience as a technical magazine editor and in industrial sales. He graduated with a BS in engineering technology from Franklin University and...
What's The Hitch Post?

Observations about fluid power and other technologies, technical writing, and unrelated topics

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