Land vehicles – Wheeled – Occupant propelled type
Patent
1987-01-13
1990-02-13
Hill, Mitchell J.
Land vehicles
Wheeled
Occupant propelled type
156294, 228154, 228165, 403265, 403268, 403292, B62K 1922
Patent
active
049000497
ABSTRACT:
A bicycle frame having an improved lug design is disclosed. The inner lug has a first external diameter and a second external diameter with the first external diameter being longer than the second external diameter the circumference of the second external diameter has at least two flanges which are shorter than the length of the second external diameter. The circumference about these flanges is equal to the circumference about the first external diameter of the lug. The tube to which the inner lug is joined has a first internal diameter and second internal diameter, the first internal diameter being at the free end of the tube and larger than the other external diameter. The length of the first internal diameter is at least equal to the sum of the length of the first external diameter and the flanges of the inner lug. The second internal diameter of the outer lug is larger than the second external diameter of the inner lug.
REFERENCES:
patent: 3030124 (1962-04-01), Holloway
patent: 3966230 (1976-06-01), Nicol
patent: 4135961 (1979-01-01), Yoshizawa
patent: 4145068 (1979-03-01), Toyomasu
patent: 4561670 (1985-12-01), Takada
patent: 4583755 (1986-04-01), Diekman
patent: 4598922 (1986-07-01), Kleinebenne
patent: 4648616 (1987-03-01), Diekmann
LandOfFree
Bicycle frame does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Bicycle frame, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Bicycle frame will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1162613