Sha** the tooth profile of elliptical gear with the involute ellipse curve

TH Nguyen - VNUHCM Journal of Engineering …, 2021 - stdjet.scienceandtechnology.com.vn
Non-circular gears (NCGs) with the advantage of compactness and simple mechanical
structure in creating transmitters with variable gear ratios in the industry, so this is a topic that …

Research design and experimental manufacturing of compound non-circular gear train with an improved cycloid profile of the ellipse

NH Thai, TTK Ly, NT Trung - … Research and Application: Proceedings of the …, 2022 - Springer
This paper presents a method to design a compound non-circular gear (CNCG) train with an
improved cycloid tooth profile. First, the research established a mathematical model …

Research on the characteristics of tooth shape and size of the oval gear drive with an involute profile

N Hong Thai, P Van Thom - Regional Conference in Mechanical …, 2021 - Springer
A circle's involute curve is widely used to design tooth profiles of non-circular gear drives in
general and oval gear drives in particular. Nevertheless, the tooth shape and size, so as the …

Effects of pressure angle on uneven wear of a tooth profile of an elliptical gear generated by ellipse involute

NH Thai, P Van Thom, LB Dang - Science and …, 2021 - stdj.scienceandtechnology.com.vn
This paper presents a method to establish a mathematical model of an elliptical gears pair's
tooth profile slip curve. The gear has an ellipse involute tooth profile generated by a rack …

Influence of centrodes coefficient on the characteristic of gear ratio function of the compound non-circular gear train with improved cycloid tooth profile

NH Thai, P Van Thom, NT Trung - … of IFToMM Asian MMS 2021 6, 2022 - Springer
In this paper, the authors evaluate the influence of the centrodes coefficients on the gear
ratio function characteristics of the compound non-circular gear (CNCG) train formed by two …

Experimental design and manufacture a pair of the internal non-circular gears with an improved cycloid profile

NH Thai, P Van Thom, NT Trung - Regional Conference in Mechanical …, 2021 - Springer
The idea of non-circular gear (NCG) has been known since the 14th century but has spent a
long time receiving little attention due to design difficulties and no efficient machining …

A New Design of a Three-Speed Gearbox Provides Continuously Variable Torque During Gear Shifting in Electric Cars

NH Viet, NT Trung, NH Thai - … on Material, Machines and Methods for …, 2022 - Springer
In electric car transmissions, multi-speed transmissions provide operating modes to suit
different travel needs and thus contribute to the vehicle's desired performance with minimum …

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EG Design, M Mannone, N Marwan… - Artificial Life and …, 2024 - books.google.com
8 VSB, Technical University of Ostrava, Ostrava, Czechia Abstract. Swarms of robots can be
thought of as networks, using the tools from telecommunications and network theory. A …

Research Design and Manufacture Eccentric Elliptical Gear Pair with an Improved Cycloid Profile

NH Thai, NT Trung, PV Thom - … on Material, Machines and Methods for …, 2022 - Springer
Eccentric elliptical gears are a special case of non-circular gears used in generating gear
drives with variable gear ratios. This type of gear can create a speed increase and reducer …

Studying the Influence of Geometric Design Coefficient on Flow and Pressure of Lobe Blower by Numerical Method

NH Thai, TD Tinh, NT Trung - … on Material, Machines and Methods for …, 2022 - Springer
Unlike traditional designs, the novel Lobe blower proposed recently by the authors has two
completely different rotors, which are developed based on the meshing principle of the oval …