Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Recreational device for impelling an object










Image Number 2 for United States Patent #4488723.

A recreational device 10 for impelling an object comprises a generally upright shaft 12 having a lower end 20 and an intermediate part 22; a lever arm 14 having a heel portion 40 and an upper actuation portion 42 pivotally connected to the lower end 20 of the shaft 12; a stabilizing link 24 pivotally connected to the intermediate part 22 of the shaft 12, and a linkage assembly 32 for urging the object forwardly in response to downward movement of the shaft 12, the reaction of the heel portion 40 against a surface, and the forwardly and downwardly swinging of the lever arm 14.








 
 
  Recently Added Patents
Sock
Recording device, recording method, and program
Low-staining room temperature curable coating composition
Method and system for prioritizing points of interest for display in a map using category score
Motor assembly
Managing job execution
Pet urn enclosure
  Randomly Featured Patents
De-inking screen
Methods of optimizing drug therapeutic efficacy for treatment of immune-mediated gastrointestinal disorders
Method and apparatus for fast automatic centerline extraction for virtual endoscopy
Automatic trace shaping method
Methods to culture circovirus
Large picture screen
Method of installing a filter belt on a filter housing mounted roller
Conductive channel pseudo block process and circuit to inhibit reverse engineering
Thermoplastic elastomer and photosensitive resin composition based thereon, and printing plate precursor comprising the composition
Printing head of dot printer