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GB605079A
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Improvements in packings for rotating shafts, pistons and piston rods
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US2478294A
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Pistons for combustion, steam, and other engines
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GB598870A
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Improvements in or relating to pistons for internal combustion, steam and other engines
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US2258576A
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Circumferentially tightening packing ring
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GB488155A
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Improvements in or relating to packing rings for pistons and the like
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US2055153A
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Piston packing ring in sectors
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GB429814A
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Improvements in and relating to composite packing rings for piston rods and pistons
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GB424051A
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Improvements in or relating to packing rings for engine pistons
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US2047590A
|
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Piston ring
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US2014501A
|
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Piston ring
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GB420943A
|
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Improvements in or relating to composite packing rings for pistons and stuffing boxes
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GB420942A
|
|
Improvements in or relating to composite packing rings for pistons and stuffing boxes
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US1856961A
|
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Restricting means for composite piston packing rings
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GB350291A
|
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Improvements in or relating to piston packing rings
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GB346597A
|
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Improvements in or relating to scraper rings for piston engines
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GB346598A
|
|
Improvements in or relating to packing-rings for pistons or stuffing-boxes
|
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US1859211A
|
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Packing ring
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US1795177A
|
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Expanding tool for piston rings
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US1725660A
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Packing ring for use with pistons and piston rods
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GB286996A
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Improvements in or relating to packing rings for use with pistons, stuffing boxes and the like
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