18396165. STEEL FOR GEAR AND METHOD FOR MANUFACTURING GEAR USING THE SAME simplified abstract (Hyundai Motor Company)

STEEL FOR GEAR AND METHOD FOR MANUFACTURING GEAR USING THE SAME

Organization Name

Hyundai Motor Company

Inventor(s)

In Beom Lee of Goyang-si (KR)

Min Woo Kang of Yongin-si (KR)

Min Woo Kang of Incheon (KR)

Dong Hwi Kim of Yongin-si (KR)

Chang Won Kang of Hwaseong-si (KR)

Myung Sik Kim of Daegu (KR)

Sung Min Hong of Seoul (KR)

Gung Seung Nam of Cheonan-si (KR)

Sang Won Lee of Asan-si (KR)

STEEL FOR GEAR AND METHOD FOR MANUFACTURING GEAR USING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18396165 titled 'STEEL FOR GEAR AND METHOD FOR MANUFACTURING GEAR USING THE SAME

Simplified Explanation

The steel for a gear described in the patent application has specific composition ranges for various elements such as carbon, silicon, manganese, chromium, nickel, molybdenum, niobium, and vanadium, with the balance being iron and inevitable impurities. The contents of niobium and vanadium must satisfy a certain relationship formula.

• This steel composition is tailored for use in gears, providing specific mechanical properties required for efficient gear performance.
• The inclusion of elements like chromium, nickel, and molybdenum enhances the steel's strength, wear resistance, and toughness, making it suitable for high-stress applications.
• The balance of elements in the steel ensures a good combination of hardness and machinability, crucial for gear manufacturing processes.

Potential Applications

The steel composition can be used in various gear applications such as automotive transmissions, industrial machinery, and power generation equipment.

Problems Solved

This steel formulation addresses the need for a material with specific mechanical properties tailored for gear applications, ensuring optimal performance and durability under high loads and harsh operating conditions.

Benefits

- Improved strength and wear resistance - Enhanced toughness and durability - Good machinability for ease of manufacturing

Potential Commercial Applications

The steel can be utilized by gear manufacturers, automotive companies, and industrial equipment producers looking for high-performance materials for their products.

Possible Prior Art

Prior art may include existing steel compositions for gear applications, but the specific combination of elements and the relationship formula for niobium and vanadium in this patent application may be novel.

How does this steel composition compare to other materials commonly used in gear manufacturing?

The article does not provide a direct comparison with other materials, so it is unclear how this steel composition stacks up against existing options in terms of performance and cost.

What testing or validation has been done to confirm the effectiveness of this steel for gear applications?

The article does not mention any specific testing or validation procedures that have been conducted to demonstrate the suitability of this steel composition for gear applications. Additional information on this aspect would be beneficial for understanding the reliability and performance of the material.

Original Abstract Submitted

A steel for a gear includes, based on a total weight of the steel: C: 0.10-0.30 wt %, Si: 0.60-0.80 wt %, Mn: 0.25-0.75 wt %, Cr: 1.80-2.20 wt %, Ni: 0.50-1.50 wt %, Mo: 0.20-0.40 wt %, Nb: 0.025-0.050 wt %, V: 0.030-0.050 wt %, and a balance of Fe and inevitable impurities, wherein contents of Nb and V satisfy the following <Relationship Formula 1>: