Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7988170 | Scooter An improved scooter includes a frame, a front wheel, a rear wheel, a stem, a handle, left and right pedal devices, and left and right first driving devices and second driving device. The left and right first driving devices are driven by the left and right pedal dev... | 08/02/2011 |
| 7891685 | Scooter driving structure A scooter driving structure includes a step member pivotally coupled to a scooter platform and swingable up and down, a first driving module installed at a position corresponding to the step member and comprising a driving rod, a guide wheel, a first driving wheel, ... | 02/22/2011 |
| 7784808 | Rear-pedaling standing type bicycle structure The present invention discloses a rear-pedaling standing type bicycle structure having a driving means installed at a front end of a bicycle frame and proximate to a corresponding line of front and rear wheels, and pedals pivotally coupled to both lateral sides of t... | 08/31/2010 |
| 7500938 | Rowing exercise device The present invention relates to an improved rowing exercise device includes one base, two rowing widgets, one driving widget, one footrest widget, one hoisting widget and one cushion. Making use of the driving widget to drive rowing widget, footrest widget and hois... | 03/10/2009 |
| 7497453 | Reciprocal upward and downward pedaling bicycle structure A reciprocal upward and downward pedaling bicycle structure includes a main shaft of a free wheel at a chain wheel shaft, a driving body pivotally coupled to a frame of the main shaft, a pedal crank and a support rod on the driving body, and a driving belt linked to... | 03/03/2009 |
| 7427255 | Twist stationary bike A twist stationary bike of a fitness equipment including a pedal driven vertical shaft provided on the bike frame, a turning bar located on a top of the shaft, a seat pivotally connected to an end of the turning bar for a user to sit on and to step on pedals to revo... | 09/23/2008 |
| 7104933 | Rower A rower is comprised of a seat on a base, a stepper disposed on the other rend of the base and an oar provided between the seat and the stepper, the stepper being linked to the oar by means of a linkage, a return device being disposed between the base and the linkag... | 09/12/2006 |
| 6742795 | Handlebar for two wheeled vehicle A handlebar for two-wheeled vehicle has a channel portion and two bent internal tubes wherein the channel portion has an internal diameter and the two bent internal tubes each have an external diameter slightly smaller than the internal diameter of the channel porti... | 06/01/2004 |
| 6730005 | Ball positioning structure A ball positioning structure on which a ball is placed comprises a lower body including a round disk with a through-hole in the center thereof, an upper body covered on the lower body and having a bore provided in the center thereof which is in alignment with the th... | 05/04/2004 |
