Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rotary spiral piston displacement machine having a silicon rubber biased seal

Rotary spiral piston displacement machine having a silicon rubber biased seal

US Patent 4883413 · Granted Nov 28, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Displacement machine with improved support2013
Positive displacement machine according to the spiral principle2013
Scroll compressor with two scrolls2011
High-pressure injection system2004
Displacement machine based on the spiral principle2003
High-pressure injection system with common rail2001
High-pressure delivery pump2001
Displacement machine for compressible media2000
Displacement machine for compressible media2000
Internal combustion engine with a charger in accordance with the principle of po1995
Positive-displacement machine operating by the spiral principle1995
Helical positive-displacement machine having a meandering sealing strip groove1994