Airframer
Quintus Technologies Quintus Technologies

The Airframer Bulletin

Rotors & Propellers

All news ✕ Clear ‹ Current edition

Every Bulletin story and press release covering Rotors & Propellers, newest first.

206 items · page 1 of 5

2026
12 May

ReleaseAthule Aero and eFusionX announce strategic collaboration to advance high-efficiency drone propeller technology

16 April

Piper M700 FURY cleared in Europe for quieter propeller

Regulators have approved a seven-blade propeller for the turboprop, improving take-off performance and reducing cabin noise for European operators.

13 April

ReleaseRTX’s Collins Aerospace launches PHEDRE Consortium to advance next-generation propeller technologies

20 February

ReleaseJobsOhio powers Hartzell Propeller’s new Innovation Center with $2M grant

5 January

ReleaseL3Harris to sell majority stake in Space Propulsion & Power business to AE Industrial Partners

5 January

ReleaseAE Industrial to acquire majority stake in L3Harris’ Space Propulsion & Power business – “Rocketdyne”

2025
11 August

ReleaseEASA certifies Hartzell Polaris propeller for Diamond DA40 NG

24 July The propeller supports electric-specific demands including regenerative braking and variable torque loads.

Hartzell earns first FAA certification for electric AAM propeller

BETA Technologies provided electric engines and test platforms across over four years of joint development and testing, culminating in the approval.

20 May

ReleaseDelta Black and Athule Aero announce strategic partnership

22 April

ReleaseMcCauley Propeller secures ANAC certification for Beechcraft King Air B300 series high-performance propeller

11 April

ReleaseFive blade MT-Propeller MTV-5-1 type certified by TCCA Canada

12 March The first aircraft is already undergoing flight tests at Airbus’ Donauwörth facility.

Larger and quieter Airbus H140 set for 2028 service

The H140 will feature a Safran Arrius 2E engine, a five-blade rotor system and Helionix avionics for improved performance and efficiency.

27 February CubCrafters' Carbon Cub UL is the first aircraft to feature the Kestrel, available through its builder-assist programme.

Hartzell introduces Kestrel composite prop for Rotax 916

The first in the Falcon series, the lightweight Kestrel propeller has ASTM approval, with FAA certification anticipated for later this year.

30 January

ReleaseCycloTech establishes a German subsidiary - strong support from the Bavarian State Government

2024
21 October

ReleaseDaher’s Kodiak 100 multi-role aircraft is now available with Hartzell’s five-blade composite propeller for operation on floats

3 October MT-Propeller has now opened three new buildings (the big ones in the middle of the picture).

MT Propeller expands capacity with three production buildings

In the newly built production facilities, all metal parts for MT-Propellers can now also be manufactured at the headquarters, providing short transport distances and greater flexibility.

24 July

ReleaseInnovative rotor blade monitoring on twin-rotor UAV: A new era in UAV technology with Certo Aerospace and Helitune

25 June

ReleaseAcutronic announces major expansion & new investment across the Austin, Texas region

14 March WhirlWind makes composite constant-speed and ground-adjustable propellers for the light-sport, experimental and unmanned aircraft markets.

Hartzell Propeller acquires WhirlWind Propellers

Hartzell will retain the services of Jim Rust, former President of WhirlWind Propellers. Rust's technological expertise with rapid prototyping composite propeller systems further enhances Hartzell's existing capabilities.

20 February

ReleaseVertical wins new UK government backing to transform the future of flight

8 February

ReleaseBell demonstrates High-Speed Vertical Takeoff and Landing (HSVTOL) technology at Holloman Air Force Base

2023
6 November

ReleaseTriumph awarded production contract for CH-53K® rotor systems

5 October

ReleaseCycloTech presents first air car with CycloRotors

30 August

ReleaseCycloTech starts outdoor flying

25 July

ReleaseDiamond offers Hartzell Polaris propeller option on DA40 NG four-seaters

19 July Leonardo's civil tiltrotor project needs innovative wings.

FORMOSA delivers on fuel economy and performance

The consortium has devised a special wing that includes more effective moving surfaces controlled by a new actuation system, which will be flight-tested as part of Clean Sky 2.

18 July

ReleaseMcCauley Propeller Systems celebrates 85th anniversary at EAA AirVenture

14 July

ReleaseThe 100 000th MT-Propeller blade was manufactured May 2023

13 July

Release75 flying PC-12s enjoy MT's Silent 7 propeller

13 July

ReleaseMcCauley's new high-performance propeller for Beechcraft King Air B300 series achieves FAA certification

30 March magniX-series electric propulsion system and specially designed Hartzell Propeller five-blade swept airfoil carbon fibre prop powers testbed Dash 8.

Hartzell propeller drives fuel-cell Dash 8

The specially designed Hartzell prop is smaller than the standard Dash 8 standard, but provided thrust to keep the aircraft airborne when the other jet fuel powered turbine engine was throttled back during first flight.

29 March

ReleaseMT-Propeller receives AIRBUS Helicopters Innovation Award

28 March

ReleaseDaher unveils the five-blade Hartzell composite propeller option on new Kodiak 100 turboprop-powered aircraft and for retrofit

6 March

ReleaseCycloTech received operational authorisation for outdoor flights

2022
27 November

ReleaseAerojet Rocketdyne to expand Huntsville presence with addition of 379,000 sq. ft. state-of-the-art facility

13 October

US Marines orders logistics UAS prototype from Kaman

The KARGO UAV is optimised for expeditionary employment. Compact form-factor of the system fits in a standard CONEX shipping container and is designed to be unloaded and operated by as few as two people.

28 September

ReleaseAnother world's first takes first flight – the 11-bladed propeller!

21 September Bell's HSVTOL.

Sierra Nevada provides mission systems for Bell's HSVTOL

SNC already supports Bell with additional mission systems expertise for the development of the Bell 360 Invictus for the U.S. Army's Future Attack Reconnaissance Aircraft (FARA) competition.

26 July

ReleaseMcCauley's newest propeller for UAVs from GA-ASI receives FAA certification

14 April

Heaton leads the way on Hartzell props for AAM

Using a blend of sophisticated engineering analytics, certification skills and manufacturing technologies, Hartzell is working closely with several OEMs within these emerging industries to fine-tune its propeller applications.

12 April

ReleaseCycloTech and Yamato reveal innovative cargo eVTOL concept with CycloRotors

2 February

ReleaseBell completes successful demonstration for NASA SIO extension in collaboration with Hillwood and Northwest ISD

2021
21 December

ReleaseMcCauley propels Beechcraft Denali forward, completes wind tunnel testing

24 August

ReleaseLockheed shutting Sikorsky Coatesville

6 July

ReleaseDigital Propulsion: Significant UK R&D programme positions Dowty Propellers and its customers for world-beating, sustainable, next generation hybrid platforms

7 June

ReleaseUSMC completes first AH-1Z flight with Link-16

15 April

ReleaseSikorsky S-97 RAIDER demonstrates agility at the X during future vertical lift flight demonstrations at Redstone Arsenal

14 April

ReleaseThe Racer programme reaches cruise speed

9 March

ReleaseAerojet Rocketdyne stockholders approve proposed acquisition by Lockheed Martin

28 January The DEFINAT X will feature a rigid coaxial rotor system and pusher propeller.

Sikorsky-Boeing team pitches DEFIANT X for FLRAA

Replacing that solid trooper, the Black Hawk will not be easy. But Sikorsky and Boeing have built 90 percent of the U.S. Army's current military rotorcraft, and believe their candidate, the DEFIANT X will meet the challenge.