Bizarre Patents
A Christmas stocking having illumination means associated therewith for signalling the arrival of Santa Claus.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Application No. | Application Title | Issue Date |
| 20110097232 | SINGLE SCREW COMPRESSOR AND A METHOD FOR PROCESSING A SCREW ROTOR In a screw rotor (40), a first suction-side area (45) is formed in a first side wall surface (42) of a spiral groove (41). In the first side wall surface (42), a portion extending from a start point to a point until immediately before ... | 04/28/2011 |
| 20110070117 | SINGLE SCREW COMPRESSOR In a single screw compressor, gates (51) of gate rotors (50) are to be engaged with spiral grooves (41) of a screw rotor (40). In each spiral groove (41) of the screw rotor (40), an area extending from a start point of the spira... | 03/24/2011 |
| 20100260637 | SINGLE-SCREW COMPRESSOR A single-screw compressor includes a screw rotor including a spiral groove, a casing, and a gate rotor. The gate rotor includes a plurality of radial gates configured to mesh with the spiral groove. A clearance between one of the gates disposed in the spiral groove and ... | 10/14/2010 |
| 20100260639 | SCREW COMPRESSOR A screw compressor includes a rotatable screw rotor and a plurality of gate rotors. The screw rotor has helical grooves formed in an outer circumferential surface of the screw rotor. The gate rotors have a plurality of radially disposed teeth meshing with the grooves of... | 10/14/2010 |
| 20100247364 | SINGLE SCREW COMPRESSOR STRUCTURE A single screw compressor structure includes a screw rotor and a casing. The screw rotor has a plurality of helical grooves formed in an outer peripheral surface thereof. The a casing houses the screw rotor. The screw rotor includes a main tapered portion having a taper... | 09/30/2010 |
| 20100183468 | SINGLE SCREW COMPRESSOR STRUCTURE AND METHOD OF ASSEMBLING SINGLE SCREW COMPRESSOR INCLUDING THE SAME A single screw compressor structure includes a screw rotor and a casing, which houses the screw rotor. A tapered outer circumferential surface of the screw rotor has a plurality of helical grooves, with an outer diameter that increases from an inlet side toward a discha... | 07/22/2010 |
| 20100074785 | COMPRESSOR A compressor includes a screw rotor and a gate rotor arranged to form a compression chamber. The screw rotor has an outer circumferential surface with at least one groove portion. The gate rotor has a plurality of tooth portions. Preferably, a first plane contains the s... | 03/25/2010 |
| 20100003153 | COMPRESSOR A compressor includes a screw rotor and a gate rotor. The screw rotor has a plurality of spirally extending groove portions disposed radially outwardly from the center axis of the screw rotor. The gate rotor has a plurality of tooth portions circumferentially arranged o... | 01/07/2010 |
| 20060039805 | Variable inner volume ratio-type inverter screw compressor Regulating compression capability to a load is performed by an inverter (15) that regulates revolution number of an electric motor (11). This makes unload control in capability regulation unnecessary, preventing operational efficiency from lowering. Furthe... | 02/23/2006 |
