Bicycle exerciser

• US 3,373,992 A
• Filed: 09/17/1965
• Issued: 03/19/1968
• Est. Priority Date: 09/17/1965
• Status: Expired due to Term

• Current Assignee: Gilbert K. Ludeman
• Original Assignee: Gilbert K. Ludeman
• Inventors: Ludeman, Gilbert K.
• Application Number:
  US04/488,052
• Time in Patent Office: 914 Days
• US Class Current: 482/58
• CPC Class Codes: A63B 2022/0623 Cranks of adjustable length
• CPC Class Codes: A63B 21/008 using hydraulic or pneumatic force-resisters
• CPC Class Codes: A63B 22/0605 performing a circular movement, e.g. ergometers
• CPC Class Codes: Y10T 74/217 with toe or shoe clips

Claims

2. IN A BICYCLE EXERCISER HAVING A FRAME WITH HANDLE BARS AND A SEAT MOUNTED THEREON AND FIRST AND SECOND ROTATABLE PEDALS CARRIED THEREBY, THE IMPROVED PEDAL IMPEDANCE MEANS COMPRISING:

A LIQUID BATH MOUNTED BETWEEN SAID FIRST AND SECOND PEDALS;

SAID FIRST AND SECOND PEDALS BEING OPERABLY CONNECTED TO AN AXLE, SAID AXLE PASSING THROUGH SAID LIQUID BATH;

AND A PADDLE WHEEL CARRIED BY SAID AXLE AND POSITIONED WITHIN SAID LIQUID BATH.