04971591 is referenced by 110 patents and cites 31 patents.

A vehicle comprising a chassis and slidable vacuum apparatus mounted on the chassis and arranged for slidable vacuum seal engagement with a support surface.

Title
Vehicle with vacuum traction
Application Number
7/342889
Publication Number
4971591
Application Date
April 25, 1989
Publication Date
November 20, 1990
Inventor
Zvi Davidovitz
37A Abarbanel Street, Rishon Lezion
IL
Roni Raviv
9A/8 Maccabi Street, Ness Ziona
IL
Agent
Abelman Frayne Rezac & Schwab
IPC
B60B 39/00
A63H 33/00
A63H 33/40
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