Results 121 to 130 of about 3,245 (229)

Relatchable launch restraint mechanism for deployable booms [PDF]

open access: yes
A new Relatchable Launch Mechanism was developed which enables a deployable system to be restrained and released repeatedly rather than the normal one shot release systems of the past. The deployable systems are of the self extending type which rely on a
Warden, Robert M.
core   +1 more source

An archetypal model of a breathable air-circuit in an electro-pneumatic ventilator device. [PDF]

open access: yesHeliyon, 2022
Ige EO   +4 more
europepmc   +1 more source

Design and Preliminary Assessment of a Passive Elastic Leg Exoskeleton for Resistive Gait Rehabilitation. [PDF]

open access: yesIEEE Trans Biomed Eng, 2021
Washabaugh EP   +5 more
europepmc   +1 more source

Apollo experience report: Command and service module controls and displays subsystem [PDF]

open access: yes
A review of the command and service module controls and displays subsystem is presented. The subsystem is described, and operational requirements, component history, problems and solutions, and conclusions and recommendations for the subsystem are ...
Olsen, A. B., Swint, R. J.
core   +1 more source

Characteristics and Optimization of a PMLSM for HTS Magnetic Suspension Propulsion System [PDF]

open access: yes, 2011
¾Permanent magnet (PM) linear synchronous motors (PMLSMs) can be integrated with a high temperature superconducting (HTS) magnetic suspension system to be used in such as electromagnetic aircraft launcher and maglev transportation which have a levitated ...
Guo, Y   +5 more
core  

The linear boom actuator designed for the Galileo spacecraft [PDF]

open access: yes, 1983
Because the linear boom actuator is to be used on a flight spacecraft, as opposed to a ground based application, there is a comprehensive set of requirements. First, of course, the actuator must be capable of positioning and holding the load.
Koch, E. F.
core   +1 more source

Apparatus for retaining and releasing a payload [PDF]

open access: yes, 2000
An apparatus for latching an object, such as a payload for a space vehicle, includes an expandible latch which is shifted between a relaxed open condition and a flexed closed condition by actuation of a pair of temperature-responsive members, such as ...
Carrier, Alain, Cobb, Bruce
core   +1 more source

Pendulum-Based River Current Energy Converter for Hydrometric Monitoring Systems. [PDF]

open access: yesSensors (Basel), 2022
Naifar S   +6 more
europepmc   +1 more source

Blade retainer assembly [PDF]

open access: yes, 1977
A retaining assembly is provided for locking radially extending blades in a rotor disc associated with a gas turbine engine. The assembly includes a pair of spaced apart lugs axially extending from one side of the disc to form an access gap for insertion
Luebering, G. W.
core   +1 more source

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