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GB191505358A
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Improvements in Four-stroke Cycle Explosion Motors.
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US969834A
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Brake for hoisting devices.
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US722800A
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Friction-clutch.
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GB190213206A
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Improvements in or relating to Friction Clutches particularly adapted for Hoisting and like Apparatus.
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GB190125402A
|
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Improvements in or relating to Automatic Brakes or Clutches for Lifts Vehicles and other purposes
|
|
US675505A
|
|
Ball-bearing.
|
|
GB189925411A
|
|
Improvements in Ball Bearings.
|
|
GB189728341A
|
|
Improvements in or relating to Brakes for Hoists and similar Apparatus.
|
|
GB189724661A
|
|
Improvements in or relating to Bearings and Brake or Retarding Mechanism for Revolving Shafts.
|
|
GB189711509A
|
|
An Improved Brake Coupling or Clutch for Hoisting Apparatuses.
|
|
GB189614199A
|
|
Improved Brake for Hoisting Apparatus.
|
|
GB189410510A
|
|
Improvements in Brakes for Hoisting of Lifting Apparatus.
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