Adjustable weight exercise device
Patent 5628716 Issued on May 13, 1997. Estimated Expiration Date: 
December 22, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 22, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 48514 1536048 1672944 2676802 Dumbbell, adjustable, and locking means Dumbell and barbell exercise equipment Weight plate for exercise device Dumbbell Interlocking dumbbells Bar bell InventorApplicationNo. 577818 filed on 12/22/1995US Classes:482/106, Handheld bar with weight at each end (e.g., barbell, dumbbell, etc.) or component thereof482/98, Having guide around or through weight482/107, Having securing member (e.g., locking collar, etc.) for retaining weight on bar482/108Bar held by single hand of user (e.g., dumbbell, etc.)ExaminersPrimary: Reichard, Lynne A.Assistant: Hwang, Victor K. Attorney, Agent or FirmForeign Patent References
International ClassA63B 021/072AbstractA body building or therapy adjustable weight exercise device for use in strengthening hands, arms, chests and neck of a person using the same, wherein it is either a barbell or dumbbell including a central bar section to be gripped by a hand or hands with equal poundage weights at each end of the bar, and weights holding-locking means to affix the weights to the central bar and auxiliary disk weights capable of being removably mounted on the holding-locking means to alter the total weight of the device.Field of SearchUSER MANIPULATED FORCE RESISTING APPARATUS, COMPONENT THEREOF, OR ACCESSORY THEREFORUtilizing weight resistance Having guide around or through weight Handheld bar with weight at each end (e.g., barbell, dumbbell, etc.) or component thereof Having securing member (e.g., locking collar, etc.) for retaining weight on bar Bar held by single hand of user (e.g., dumbbell, etc.) Club Barbell support | |
