Patents Represented by Attorney, Agent or Law Firm Rider Bennett Egam & Arundel, LLP
  • Hand pump with automatic and manual inflation functions
    Patent number: 6290476
    Abstract: A hand pump includes an automatic inflation device and a manual inflation device. The automatic inflation device includes a gas container containing pressurized gas for providing automatic and rapid inflation. When the automatic inflation device malfunctions or the gas container runs out of gas, the manual inflation device can be manually operated for inflation.
    Type: Grant
    Filed: January 10, 2000
    Date of Patent: September 18, 2001
    Inventor: Scott Wu