leiyan gas spring patents

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Tension gas spring

Tension gas spring

Tension gas spring

Inventor:Chen Ning, the founder of LeiYan Gas Spring

A locking gas spring with very soft pressure

A locking gas spring with very soft pressure

A locking gas spring with very soft pressure

Inventor:Chen Ning, the founder of LeiYan Gas Spring

A super force value gas spring which has strengthening structure

A super force value gas spring which has strengthening structure

A super force value gas spring which has strengthening structure

Inventor:Chen Ning, the founder of LeiYan Gas Spring

A mandatory mechanical locking gas spring

A mandatory mechanical locking gas spring

A mandatory mechanical locking gas spring

Inventor:Chen Ning, the founder of LeiYan Gas Spring

Patent No.:ZL 2008 2 0078545.4