Tubular body made of carbon fiber-reinforced composite material and golf club shaft

• Main Authors: YOSHIHIRO, KAZUKI, SAKAGUCHI, MAMI, ICHIKAWA, TOMOKO, FUJIWARA, TAKAYUKI
• Format: Patent
• Language: Chinese; English
• Published: 01.10.2016
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; AMUSEMENTS; APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING,CLIMBING, OR FENCING; BALL GAMES; GAMES; HUMAN NECESSITIES; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; SPORTS; TRAINING EQUIPMENT; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Provided are a tubular body made of a carbon fiber-reinforced composite material and having excellent cylindrical bending strength and a golf club shaft using the same. This tubular body made of a carbon fiber-reinforced composite material is formed by laminating and curing a straight layer and a bi...