- outboard flat hump
- A safety contour for tubeless passenger car rims, featuring a flattened hump on the outer bead seat
Dictionary of automotive terms. 2015.
Dictionary of automotive terms. 2015.
flat hump — A raised and flattened portion on the bead seat of some wheel rims which retains the beads of an insufficiently inflated tire on the bead seat, thereby preventing the tire beads from jumping into the rim well. Also see outboard flat hump … Dictionary of automotive terms
hump — A raised portion on the rim bead seat of passenger car wheels, retaining the beads of an insufficiently inflated tubeless tire on the bead seats, thereby preventing the tire beads from jumping into the rim well. Also see flat hump hump rim… … Dictionary of automotive terms
flat — [1] When a battery has completely discharged, so that it cannot turn over the engine then the battery is said to be flat. [2] To be completely deflated, especially as the result of a puncture or a leaky valve. See flat tire. [3] A flat tire. [4]… … Dictionary of automotive terms
flat pente — A raised portion on the bead seat of some wheel rims which retains the tire beads of an insufficiently inflated tire on the bead seat, thereby preventing the beads from jumping into the rim well. This is a compromise between the contre pente and… … Dictionary of automotive terms
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