![tennis racquet frame tennis racquet frame](https://toalson.at/577-home_default/tournament-forty-love-305-tennis-racket-pro-player.jpg)
Another key design variation is the width of the racket frame.
![tennis racquet frame tennis racquet frame](https://cdn.shoplightspeed.com/shops/607570/files/14704218/head-gravity-tennis-racquets-full-review.jpg)
Modern rackets range between 85-135, with around 100 being the most common. Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links A large racket head also dramatically increases the rackets resistance to twisting in off-center impacts. Assignors: YUAN MIN AN ENTERPRISE CO., LTD. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to CN201530039529 priority Critical Priority to CN201530039529 priority Priority to US29/534,493 priority patent/USD777859S1/en Application filed by Yuan Min An Enterprise Co Ltd filed Critical Yuan Min An Enterprise Co Ltd Priority to US29/586,662 priority patent/USD813962S1/en Application granted granted Critical Publication of USD813962S1 publication Critical patent/USD813962S1/en Assigned to YMA CORPORATION reassignment YMA CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Yuan Min An Enterprise Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion. So the vibrations are small, they happen at a faster rate but also stop more quickly. A stiffer frame has a lower amplitude, but a higher frequency and more damping. The stiffness of the racquet impacts the amplitude, frequency, and how much those vibrations are dampened. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) When a tennis ball makes contact, the racquet vibrates.
![tennis racquet frame tennis racquet frame](https://d3i71xaburhd42.cloudfront.net/58e38d8f3a091f2f14fad389d17ec872abe72788/2-Figure1-1.png)
Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US29/586,662 Inventor Kuo-Pin Yu Current Assignee (The listed assignees may be inaccurate.
#Tennis racquet frame pdf#
Google Patents USD813962S1 - Tennis racket frameÄownload PDF Info Publication number USD813962S1 USD813962S1 US29/586,662 US201629586662F USD813962S US D813962 S1 USD813962 S1 US D813962S1 US 201629586662 F US201629586662 F US 201629586662F US D813962 S USD813962 S US D813962S Authority US United States Prior art keywords tennis racket racket frame frame tennis ornamental Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.