Why was the 5th wheel used to assist cars in parallel parking abandoned? : r/AskHistorians
Fifth-wheel driving': a parallel parking system that was ahead of its time (video) - oregonlive.com
Parccar - “Spare Tire” Parking Innovation From The 1950s Would Be So Useful Right Now - ThrottleXtreme
The Brooks Walker Fifth Wheel
This weird old car had a retractable fifth wheel to help with parallel parking | Boing Boing
The Brooks Walker Fifth Wheel
Ferrous Magazine Arsenal - What if you could park horizontally?
Fifth Wheel Parking: Why It Never Made It Big - Get My Parking Blog
Would it be possible for a large car to have an auxiliary wheel at right angles to the others to help with parking, etc.? - Quora
FlexPost Inc.| Learn About Walker's Fifth Parking Wheel in the 50's
10 Of The Coolest Cars With More Than Four Wheels
Brooks Walker's Fifth Wheel: This 1950s Car Had an Extra Wheel to Help With Parking | Vintage News Daily
Check out the original parallel parking assist
The ingenious “fifth wheel” parallel parking tool that never hit it big - Hagerty Media
Why was the 5th wheel used to assist cars in parallel parking abandoned? : r/AskHistorians
The 1950s self-parking Cadillac | Vehicle Dynamics International
Car From The 1950s Had A Fifth Wheel For Parking
Brooks Walter and his Fifth Wheel to Park - La Escudería
Fifth-wheel driving': a parallel parking system that was ahead of its time (video) - oregonlive.com
Ferrous Magazine Arsenal - What if you could park horizontally?
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Check out the original parallel parking assist
I 1930erne opfandt Brooks Walker et femte hjul, som hjalp med parallelparkering – Unyttige Historiefacts
In 1938, Californias Brooks Walker patented the 5th wheel product known as Park Car. With the use of a collection of gears and hydraulic pumps and strains, activation was designed by means
