Bezerra Corporation

Home of the Motion Transfer Mechanism

Bezerra's Stepper Mechanism: The Crown Jewel of Our Business, The Future of Movement



Bezerra Corporation's revolutionary cycle feature is its pedal-crank mechanism, referred to as the "Stepper Mechanism".  When placed in its bicycle application, it operates in a vertical, up-and-down, "stepper" motion, and is designed to replace the 6.0" to 7.5" conventional rotary crank arm.  The Stepper Mechanism's crank arms are over three times longer (each) than most conventional rotary crank arms, providing more efficient transmission of force to the drive wheel.  Professional racers will experience superior application of force, while casual riders will experience greater ease of use.

On a conventional bicycle, the rider generates speed and power using a cyclical action, whereas on the Bezerra Stepper bike, the rider generates power and speed using and up-and-down stepping motion.  The Stepper crank arm leverages the force of the rider.

Conventional rotary pedal configurations are limited by "dead zones" occurring at the "12 o'clock" and "6 o'clock" pedal positions, where almost no force is transmitted from pedal to back wheel.  The rider is forced to apply extra force simply to move the bicycle from this position, whether the bike is at a standstill or in motion.  What's more, even if the cyclist attempted to stand up with his weight on the pedal for an entire half-cycle, the current bicycle design would only utilize an average of 63% of his applied force to push the bicycle forward.  This is especially noticeable and problematic when cycling, as the bicycle seems to "jump forward" when the pedals are parallel to the ground only to slow down again at "12 o'clock" and "6 o'clock" as the cyclist strains to bring the other pedal past the dead zone.

The Bezerra technology eliminates the dead zone problem by replacing the cycling pedal motion with a more linear Stepper motion, which utilizes a monumental 93% of the rider's force - at minimum.  From the standpoint of performance, the Stepper motion is significantly more efficient.  Biomechanically, the motion is smooth and less fatiguing to the rider, and it does not position his or her legs and knees at the awkward angles that are inherent with a conventional cycling motion.  In addition, the average cyclist can achieve double the RPM and sustain and maintain that RPM level for over two hours.

Provisional Patents


May 2010 Update: Provisional Patents Filed

As of 2010, all provisional patents for the Bezerra Stepper Mechanism, bicycle, and tricycle design are up to date.

For a special view of these patents, please contact Bezerra Corporation directly at (973) 595-7388, or download our official Non-Disclosure Agreement and send it to the following address:

Bezerra Corporation
c/o Non-Disclosure Handling
232 Union Blvd.
Totowa, NJ 07512

Due to legal and patent privacy, we are unable to provide these files for instant download without a signed copy of our NDA at this time.

Technical Praise for the Bezerra Stepper Mechanism


Mr. Bezerra first put his design to clinical testing in 1995, when Associated Testing Laboratories (ATL, a Wayne, NJ-based company) performed physical analyses on an early prototype of a bicycle fitted with the Stepper Mechanism against another bike with a standard crank mechanism.  The bikes were subjected to bicycle kinematics, which is the study of force applied to the pedal system.  They were also tested for force transmission using a 50-lb. weight applied to the pedal system.  As noted by the report, a consistent force was obtained throughout the cycling force by the Stepper Mechanism, as opposed to the "come and go" nature of the conventional bicycle's measure of force.

The following quotes are lifted directly from ATL's findings (available as part of the Company's Business Plan):

• "In a complete revolution, test results revealed the conventional bike lagged behind, traveling only 386 inches, compared to 629 inches by the Stepper Bike.  And, because pumping up and down is [a] more efficient motion than circling round and round, in the time that it takes to complete one pedal revolution on a conventional bike, a cyclist can achieve more than 3 pedal strokes on the stepper.  As a result, the stepper cyclist can travel a greater distance with equal pedaling effort."
• "[T]he Stepper Bike's smooth pumping action displayed an almost uniform, wave-like distribution of force.  Technical data supports that the Stepper Bike is much more efficient with 90% force being transmitted to the rear wheel, while the conventional bike falls behind with only 63%..."
• "A remarkable feature of the Stepper Bike's propulsion mechanism is that it is so far advanced, it has the ability to be adjusted to accommodate any degree of desired force...This fulfills a broad spectrum of consumer needs."

Sweet Spot Studios provided another analysis of the Bezerra Stepper design against a conventional bicycle, which found that a significant increase in force was delivered directly to the chain by the Bezerra design over the conventional bicycle.

The US Cycling Federation backed the real-world application of the Bezerra Stepper Mechanism to racing bicycles all the way back in 1995, when it approved the Bezerra design for use in mass-start races under its jurisdiction.

Bezerra Corporation is now accepting Venture Investments! 


Click for info here, or contact President Wilson X. Bezerra via email or call: (973) 595-7388 for more in-depth Investor Access after signing an NDA (non-disclosure agreement) here. For questions about the format of this Microsoft Word file, go here.

Bezerra Corporation
232 Union Boulevard, Totowa, NJ 07512
(973) 595-7388 | FAX (866) 522-1251
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