Results 41 to 50 of about 792,117 (124)

Research on Incomplete Design and Generating Theory of the Relief Surfaces of Dual-Cone Double Enveloping Hourglass Worm Gear Hob

open access: yes, 2017
The relief surfaces of the cutting teeth of a dual-cone double enveloping hourglass worm gear hob cannot be ground automatically until now because all of teeth have different profiles and different spiral angles with each other.
Dong Xuezhu   +4 more
core   +1 more source

Behavioral circatidal rhythms require Bmal1 in Parhyale hawaiensis. [PDF]

open access: yesCurr Biol, 2023
Kwiatkowski ER   +3 more
europepmc   +1 more source

Five-Axis Flank Milling Method of Plane Double Enveloping Hourglass Worm

open access: yes, 2011
A high-precision and efficient machining method of plane double enveloping hourglass worm is proposed. The worm tooth surface is first created and analyzed based on meshing theory.
Yu Han Wang   +3 more
core   +1 more source

Optimum Design of Cylindrical Worm Drive

open access: yes, 2016
Taking a cylindrical worm drive mechanism as the research object,the minimizing the volume of worm gear as objective function,the limit of the worm gear tooth surface contact strength,worm stiffness,number of worm threads,worm gear module and worm ...
Wang Yuandong
core   +1 more source

Variable height modification of TA worm drive

open access: yes, 2018
The related research shows that a constant contact line, which is negative for the normal operation of the worm gearing, exists on the middle of the unmodified and the constant height modified TA worm wheel surface. To overcome this drawback, a variable
Yaping Zhao, Chongfei Huai
core   +1 more source

Hourglass-shaped impedance network based nonelectrolytic capacitors high step-up converter with low voltage stress

open access: yes, 2021
Hourglass-shaped impedance network based nonelectrolytic capacitors high step-up converter with low voltage ...
Samson Yu (13093116)   +3 more
core  

The hourglass organization of the Caenorhabditis elegans connectome. [PDF]

open access: yesPLoS Comput Biol, 2020
Sabrin KM   +3 more
europepmc   +1 more source

An Accurate Modeling Method of the Plane Enveloping Hourglass Worm

open access: yes, 2011
This paper proposes a new method for creating the accurate 3D geometry model of the plane enveloping hourglass worm efficiently. The working tooth surfaces of the worm are enveloped by the mother plane surfaces.
Xiao An Chen, Li Ming Tang
core   +1 more source

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