Results 71 to 80 of about 50,088 (155)

THE LOGARITHMIC SPIRAL AND ITS SPHERICAL COUNTERPART

open access: yesJournal of Industrial Design and Engineering Graphics, 2019
Logarithmic spirals are isogonal trajectories of pencils of lines. From a series of geometric consequences, we pick out a few which are relevant for kinematics: When a logarithmic spiral rolls on a line, its asymptotic point traces a straight line. Hence,
Hellmuth STACHEL   +2 more
doaj  

Modelling, implementation, and manufacturing of spiral bevel gears with crown

open access: yes, 2019
The operational performance of gears in terms of smoothness, quietness, wear and life span is largely affected by how gear and pinion teeth make contact.
Lee, SW, Suh, SH, Lee, ES, Jung, DH
core   +1 more source

Technological Aspects of Manufacturing and Control of Gears-Review. [PDF]

open access: yesMaterials (Basel), 2023
Boral P, Gołębski R, Kralikova R.
europepmc   +1 more source

Comparative study on tooth surface model and stress of straight bevel gear

open access: yesJixie chuandong
objectiveIn order to verify the advantages of the octoidal bevel gear in processing and meshing performance, this paper compares it with the spherical involute bevel gear.MethodsFirstly, with the help of spatial involute generation theory and coordinate ...
SU Jinzhan   +4 more
doaj  

Comparative study on tooth surface model and strength of straight bevel gears

open access: yesJixie chuandong
ObjectiveIn order to verify the advantages of the octoidal bevel gear in processing and meshing performance, it was compared with the spherical involute bevel gear.MethodsFirstly, with the help of the spatial involute generation theory and coordinate ...
SU Jinzhan   +4 more
doaj  

Measurement Over Balls of Conical Involute Gears

open access: yes, 2009
The paper reformulates the theory of the measurement over spheres of conical involute gears by simplifying its algebra and extending it to internal gears.
Carlo Innocenti, Innocenti C.
core   +1 more source

Research of the Fast Modeling for Spiral Bevel Gear with Spherical Involute based on the SWEEP

open access: yesJixie chuandong, 2015
The parametric modeling of spiral bevel gear is of great significance to its further research on tooth contact analysis in its digitized design.From the precision of spiral bevel gear tooth with spherical involute tooth profile,the principle of forming the spherical involute is used to solve the parametric equations of all parts of tooth profile curve ...
Li Tongzhong   +2 more
openaire   +1 more source

Elastohydrodynamic Lubrication of Involute Gears

open access: yes, 1973
A criterion is suggested for the application of the steady state elastohydrodynamic theories to the analysis of involute gear contacts. The criterion is based on a comparison of two physical time scales characterizing the system.
A. Gu
core   +1 more source

COMPLEX DYNAMICS OF SPIRAL BEVEL GEARS

open access: yes, 2023
Spiral bevel gears are used for developing silent power transmissions where shafts are non-parallel; moreover, they allow more freedom in allocating the drive motors to reduce the space.
Pellicano F.   +4 more
core  

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