101 patents
Utility
Filter system and replaceable filter cartridge
9 Jan 24
A filter system can include a replaceable filter cartridge having a spinner element structured to swirl a mixed flow of compressible fluid and oil, as well as an end cap used to enclose an open interior of a filter media of the filter cartridge.
Michael J. Lucas, Christopher Leamon, Daniel Patrick McGuinness
Filed: 21 Mar 22
Utility
Battery powered impact wrench
9 Jan 24
An impact wrench is provided with a battery to power the motor.
Warren A. Seith, Justin T. Chellew, Nicholas Garibaldi, Kevin M. Purdy, Mark T. McClung, Madan Kumar Mandal
Filed: 11 Oct 19
Utility
Side channel compressor having a seal assembly
2 Jan 24
A side channel compressor for compressing a gas includes a housing and at least one impeller which is arranged in the housing and configured to be driven in rotation about a central axis.
Evgenij Rjabchenko, Manuela Gans
Filed: 7 Jun 22
Utility
Low-cost modular inductive position sensor and method of manufacturing it
2 Jan 24
A position sensor includes a plurality of E-shaped ferromagnetic cores arranged to define a circular opening therethrough to receive a shaft.
Lauri Juhani Salmia, Petri J. Mäki-Ontto, Esa H. M. Vikman
Filed: 2 Aug 22
Utility
Eccentric-screw pump with concentricity sensor
12 Dec 23
An eccentric screw pump has a stator, a rotor rotating in the stator, a drive, and a pump housing connected to the stator and having at least one inlet or outlet opening for a medium to be conveyed.
Julian Harking
Filed: 28 Oct 20
Utility
Pneumatic inlet/blowdown valve assembly
12 Dec 23
A fluid compressor system having a pneumatic inlet/blowdown valve assembly that utilizes pneumatic pressure and vacuum available in the fluid compressor system for the actuation of an inlet valve and a blowdown valve.
Sajesh Poolathody, Dhananjaya Ambula Lingappa
Filed: 8 Jul 22
Utility
Electric diaphragm pump with offset slider crank
5 Dec 23
A diaphragm pump having a crankshaft that is rotatable about a rotational axis and coupled to a piston.
Daniel Brocker, Ziv Arzt, James Simmons, Spencer J. Lynn Zeedyk, Allen G. Braggs, Warren A. Seith
Filed: 6 Jul 22
Utility
Apparatus for measuring an impedance of load
28 Nov 23
The present application relates to apparatus (400, 500) for measuring an impedance of an electrical load (300) that is configured to be coupled to a controlled current source (200).
Petri J. Maki-Ontto, Lauri Juhani Salmia, Aapo Aapro
Filed: 4 Apr 22
Utility
Centrifugal compressor impeller with nonlinear backwall
21 Nov 23
A centrifugal compressor impeller includes a plurality of blades on a front side that extend from a first axial side to an outer radial end of the impeller.
Noel Blair
Filed: 9 Aug 22
Utility
Pneumatic impact with light
7 Nov 23
A pneumatically driven tool (e.g., an impact tool) includes a pneumatically driven motor; an electric generator generating electrical power from movement of the pneumatically driven motor, or an impact mechanism connected thereto; and an on-board light that is powered by the generated electrical power.
Warren A. Seith, Huajun Tao, Yunzhong Yu, Jinzhong Yang
Filed: 13 Sep 19
Utility
Airend having a lubricant flow valve and controller
31 Oct 23
A compressor system can include a lubricant injection system useful to supply lubricant to an airend.
Michael Borkowski, Kelton C. Sprinkle, Michael O. Brewer, Stephen Dickinson, Ryan D. Hartman, Daniel McGuinness
Filed: 20 Sep 22
Utility
Systems and methods for integrally geared centrifugal compressor to maintain rotor concentricity with differing pinion gear tooth counts
24 Oct 23
Integrally geared centrifugal compressor systems are described that include eccentric cartridges that house bearings and seals to maintain rotor concentricity for a variety of pinons integrated in a fixed gearbox design to provide multiple impeller speeds with a single gearbox design.
Dhruv Kumar, Thomas Gerber, Andrew Austin, Chester Swiatek, Scott Ackerman
Filed: 29 Dec 21
Utility
Cooling arrangement and method for cooling an at least two-stage compressed air generator
17 Oct 23
A cooling arrangement for an at least two-stage compressed air generator.
Frank Georg Klaus, Ulrich Thomes, Marc Schiel
Filed: 24 Jan 20
Utility
Centrifugal acceleration stabilizer
17 Oct 23
A dynamic compressor includes an impeller having impeller vanes disposed around a hub, a shroud, and a diffuser having a shroud surface adjacent to the shroud and a hub surface adjacent to the hub, wherein the diffuser is circumferentially disposed around the impeller.
Chester V. Swiatek, Mikhail Grigoriev, Paul C. Brown, Charles Impastato
Filed: 6 May 22
Utility
Power tool user interfaces
10 Oct 23
A hand-held power tool is provided that includes a motive source, a user interface, and one or more sensors.
Vikram Madineini, Joshua Odell Johnson, Douglas Fornell Leavitt, Jason Christopher Bartoszek, Sean C. Ely
Filed: 30 Mar 20
Utility
Multi-stage compressor having interstage lubricant injection via an injection rod
10 Oct 23
A compressor is disclosed which can include a first stage and a second stage.
Ryan D. Hartman, Daniel R. Crum, Ryan Coleman, Philipp Bothe
Filed: 30 Dec 21
Utility
Diaphragm pump
26 Sep 23
A diaphragm structured for use in a diaphragm pump useful to pump a working fluid includes a first non-planar layer and a second non-planar layer.
Daniel Brocker, Mark Anthony Ezzo, James Gregory Simmons, Jeremy S. Ferden
Filed: 25 Jan 21
Utility
Impact tool angular velocity measurement system
22 Aug 23
An impact tool is provided which includes a drive source configured to rotate an output drive.
Warren A. Seith, Jason D. Urban, Douglas E. Pyles, Mark T. McClung
Filed: 24 Aug 21
Utility
Screw compressor with oil injection at multiple volume ratios
22 Aug 23
The present disclosure is directed to a screw compressor system having a compressor housing with a pair of screw rotors rotatably supported within a compression chamber.
Daniel R. Crum, Ryan Patrick Coleman, Nobin Cherian
Filed: 14 Sep 21
Utility
Components and the manufacture thereof via welding with reduced alloy-depletion
15 Aug 23
Systems and methods form induction rotors by performing isostatic pressing (HIP) to weld clad to a shaft, which allows for scaling the manufacturing of solid steel rotors, as compared to conventional techniques.
Fredrik Boxberg, Juha T. Saari, Esa H. M. Vikman
Filed: 26 Sep 19