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Class Information
Number: 92/225
Name: Expansible chamber devices > Piston > Open-ended hollow skirt type (e.g., trunk type) > Specific or diverse material; or welded, brazed or soldered joint > Element of diverse material for limiting radial movement of skirt part
Description: Apparatus in which the piston is provided with an element formed of material other than the material forming the skirt-like member, said element being positioned in engagement with a skirt portion, and being effective to restrain movement of said skirt portion in a direction normal to the longitudinal axis of the piston.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6240828 |
Piston of internal combustion engine |
Jun. 5, 2001 |
| 6112802 |
Process for producing an intermetallic join |
Sep. 5, 2000 |
| 5251540 |
Piston having an aperture with an insert secured therein |
Oct. 12, 1993 |
| 5158008 |
Light plunger piston for internal combustion engines |
Oct. 27, 1992 |
| 5054375 |
Piston for internal combustion engine |
Oct. 8, 1991 |
| 5048398 |
Single, light-weight and low friction light-metal piston for internal-combustion engines |
Sep. 17, 1991 |
| 4890543 |
Light metal piston for internal combustion engines and method of making the same |
Jan. 2, 1990 |
| 4887519 |
Expansion-controlled light alloy piston |
Dec. 19, 1989 |
| 4730548 |
Light metal alloy piston |
Mar. 15, 1988 |
| 4669366 |
Aluminum plunger piston with thermal expansion regulating strip, for internal combustion engines |
Jun. 2, 1987 |
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