Class F01B : MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
Subclass 7/00: Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders (in opposite arrangement relative to main shaft F01B 1/08)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10227918 | Polygon oscillating piston engine | Apr 11, 13 | Mar 12, 19 | Not available |
| 9708976 | Opposed piston engine and elements thereof | Oct 01, 12 | Jul 18, 17 | WARREN ENGINE COMPANY, INC. |
| 9656377 | Self-charging hydraulic hammer | Aug 08, 14 | May 23, 17 | CATERPILLAR INC. |
| 9592807 | Brake chamber, boot member, and bush member | Apr 16, 12 | Mar 14, 17 | NABTESCO AUTOMOTIVE CORPORATION, TECHNISCHE UNIVERSITAT DARMSTADT, |
| 9528373 | Rotary drive system having a cam follower with detachable wheel support | Dec 12, 12 | Dec 27, 16 | GRIEND HOLDING B.V. |
| 9487200 | Combined service brake cylinder and spring brake cylinder having a bayonet coupling | Apr 04, 14 | Nov 08, 16 | KNORR-BREMSE SYSTEME FUER NUTZFAHRZEUGE GMBH |
| 9388695 | Engine with a variable volume chamber | Mar 17, 09 | Jul 12, 16 | Not available |
| 9132820 | Non-pressure plate stone shield with energy absorbing lugs, and pushrod shield for welded clevis | Mar 14, 12 | Sep 15, 15 | BENDIX SPICER FOUNDATION BRAKE LLC |
| 8794589 | Actuator having an override apparatus | Jan 27, 09 | Aug 05, 14 | FISHER CONTROLS INTERNATIONAL LLC |
| 8789499 | Monoblock valveless opposing piston internal combustion engine | Nov 06, 08 | Jul 29, 14 | Two Heads, LLC |
| 8733228 | Pneumatic cylinder | Oct 23, 08 | May 27, 14 | WABCO GMBH |
| 8443714 | Vibration/shock resistant stud housing | Dec 08, 09 | May 21, 13 | HALDEX BRAKE CORPORATION |
| 8100047 | Slip seal diaphragm for spring brake actuator | Oct 20, 08 | Jan 24, 12 | HALDEX BRAKE CORPORATION |
| 7506573 | Mid-power spring brake actuator having fuse-collar design for safety | Oct 05, 06 | Mar 24, 09 | BENDIX SPICER FOUNDATION BRAKE LLC |
| 7121191 | Air-operated brake actuator with control valve | Sep 01, 05 | Oct 17, 06 | HALDEX BRAKE CORPORATION |
| 6832900 | Piston mounting and balancing system | Jan 08, 03 | Dec 21, 04 | Thomas Industries, Inc. |
| 6729224 | Service brake actuator having a unitary pushrod assembly with a bushing therefor | Nov 30, 01 | May 04, 04 | HALDEX BRAKE CORPORATION, HOLLAND HITCH COMPANY, A MICHIGAN LIMITED LIABILITY, |
| 6731372 | Multiple chamber fluid mount | Mar 27, 01 | May 04, 04 | NIKON CORPORATION |
| 6536329 | Brake actuator having tamper resistant riveted spring chamber | Apr 12, 01 | Mar 25, 03 | HALDEX BRAKE CORPORATION |
| 6467394 | Oilless high pressure pump | Aug 14, 00 | Oct 22, 02 | MAT INDUSTRIES, LLC |
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