More in Cylinders & Actuators

  • Apr 12, 2013
    blog

    The Old Timer Part 18: Avoid unwanted intensification

    Most hydraulics courses include an example to illustrate an intensification problem that occurs when holding vertical loads with a cylinder. A blocked-center directional control valve stops the cylinder in mid-stroke....More
  • Apr 1, 2013
    blog

    The Old Timer Part 17: Penniless Project Recycles Rejected Components

    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 just as useful — and interesting — today. So rather than leave his wisdom printed on pages archived in our storage room, I pulled out issues from the late 1980s and early 1990s and have been reproducing relevant entries in this blog. Here is my 17th entry, which was originally published in the May 1989 issue:...More
  • Mar 16, 2013
    blog

    The Old Timer Part 15: Two-way Intensifier Squeezes Sand

    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 just as ueful — and interesting — today. So rather than leave his wisdom printed on pages archived in our storage room, I pulled out issues from the late 1980s and early 1990s and have been reproducing relevant entries in this blog. Here is my 15th entry, which was originally published in the March 1989 issue:...More
  • Mar 2, 2013
    blog

    The Old Timer Part 13: Cylinder Synchronization — Caveman Style

    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 just as ueful — and interesting — today. So rather than leave his wisdom printed on pages archived in our storage room, I pulled out issues from the late 1980s and early 1990s and have been reproducing relevant entries in this blog. Here is my 13th entry, which was originally published in the January 1989 issue: Cylinder synchronization — caveman style...More
  • Feb 19, 2013
    blog

    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 just as ueful — and interesting — today. So rather than leave his wisdom printed on pages archived in our storage room, I pulled out issues from the late 1980s and early 1990s and have been reproducing relevant entries in this blog. Here is my eleventh entry, which was originally published in the October 1988 issue: Mechanical press raises air pressure...More
  • Jan 15, 2013
    blog

    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
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