Not exact matches
Leaving the first «
wheel» in this position and also
turning the second «
wheel» through an
angle of 900 results in a fourth configuration (4).
The difference between these two types of
wheel setups is that the one with four rotating
wheels can go in any direction (like shopping carts at ikea) whereas the walkers with fixed back
wheels can only go front or back at
turning angles or straight, not completely sideways.
I will mention that it is a bit hard to make sharp
turns with and I think the pushing issue could be alleviated if the push handle was designed at more of an
angle than directly above the rear
wheels, other than that it did great.
Some argue the rotating
wheels act like a gyroscope to help the bicycle correct itself; others believe the «trail» (the
angle between a bike's steering axis and its point of contact with the ground) forces the bike into a stabilizing
turn.
Then he pulls up next to another vehicle, hits a button labeled «park assist,» and sits back passively while his Lexus
turns the steering
wheel, backs up at precisely the right
angle, stops before it hits the curb, and neatly pulls itself into the open spot.
With but 33 pounds weight added, the machine flew from one end of the field to the other, and made a sharp
turn when struck by a sudden strong gust of wind, which caused it to
wheel around almost at right
angles, and also to incline inward very sharply.
As a result, the front
wheels are not
turned by mechanical inputs from the driver, but instead by a processor making
angle adjustments based on the driver's steering input through the
wheel.
Its tall seating position, stubby nose, and steep windshield permit a great view out front, and the sharp steering
angles afforded by a rear -
wheel - drive chassis make for a relatively tight
turning circle.
AMG Ride Control adaptive damping is standard on the GT C Edition 50 and like the GT R, uses rear -
wheel steering to improve both precision and stability, depending on the
angle the rear
wheels adopt in relation to those at the front -
turning in the opposite direction up to 62mph, and in the same direction above that.
The result is that a few hundred milliseconds after you
turn in for a corner, the rear end
turns more, making you dial out a bit of steering
angle, then dial it back in once the rear
wheels respond to the secondary input.
Perhaps the most serious flaw is the disturbing counter-action: when you
turn the
wheel, the
wheel nudges back once it has reached the desired steering
angle.
Now, just the slightest movement of the steering
wheel to the left to enter
Turn 1 from the correct
angle.
There are some curious suspension traits too: the rear axle goes out of its way to help you into fast
turns, there's sway at the top of the damper travel and you always seem to exit corners with too much lock on, the weighted front
wheel struggling to deal with the torque and
angle.
Usually it's pretty hideous as it can make the car feel as if it responds differently every time you
turn the
wheel, but the engineers claim this system is radically improved and offers more control and agility and requires less steering
angle for any given corner.
But the rack is surprisingly quick and made quicker still by the extreme
angles the front
wheels will
turn to.
I have known people to put buffing
wheels on drills and
angle grinders so if you have something to
turn it, you don't have to buy it.
The sideslip
angle has a negative impact on the steering response of a vehicle and the steering effort that is required to change direction: If a driver decides to change direction in a curve while the vehicle is subject to oversteer and
turns the steering
wheel, because of the sideslip
angle the vehicle's longitudinal axis has to cross the current direction of motion first before the vehicle body actually changes direction.
Chassis Number B001204 Was Opted From The TVR Factory With Options To Include The TVR Close Ratio Gear Box, Air Conditioning, Electric Windows & Mirrors, The Three Spoke Black Leather Trimmed Steering
Wheel, The TVR Pearlescent Paint Finish, The Aluminium Fuel Filler Cap, The Unmarked Silver Finished 18» Severn Arm TVR Embossed Alloy Wheels, The Blackened Brake Calipers Embossed With Yellow TVR, Remote Central Locking With Alarm, Tracker Vehicle Tracking System, Xenon Headlights, Metal
Turned Gear Selector, Sagaris Embossed Entry Door Sill Plates, Metal
Turned Hand Brake Lever, NXT Speaker System, Pioneer Head Unit With CD Function, TVR Metal Pedals, The Twinned Chromed Right
Angled Exhaust Pipes, The Perspex Rear Boot Lid Spoiler, A Fire Extinguisher And So Much More.
Steering the rear
wheels opposite from the front -
wheels — even at only a small
angle — can considerably reduce the
turning radius and make parking and or taking short corners easier.
You may also notice that the front
wheels aren't
turned at the same
angle, the outside
wheel is
turned slightly less than the inside
wheel.
When this occurs, the steering
wheel must be
turned at a greater
angle to achieve the desired
turn.
At low speed and high steering
angles, the rear
wheels turn the opposite direction to the fronts to scoot the rear end around tighter bends, virtually reducing the
turning radius of the long sedan.
Handling reaches a
turning point with Precision All -
Wheel Steer ™, which adjusts rear wheel toe angles to complement the front wh
Wheel Steer ™, which adjusts rear
wheel toe angles to complement the front wh
wheel toe
angles to complement the front
wheels.
Taking input from acceleration, steering
angle and yaw rate sensors, Active Torque Split AWD optimizes traction and steering response when accelerating through
turns and curves, particularly when the road surface is slippery.Subaru produces a full line of all -
wheel drive sedans, crossovers and SUVs, along with the rear -
wheel drive BRZ sports car.
GENERAL Vehicle / model: ’17 Jeep Grand Cherokee Trailhawk 4x4 Base price: $ 43,095 Price as tested: $ 53,515 Options as tested: Customer Preferred Package 28J ($ 2,695), Jeep Active Safety Group ($ 1,495), 5.7 L Hemi V - 8 ($ 3,295), Rock Rails ($ 895), Uconnect 8.4 NAV ($ 450), Blind Spot and Cross Path Detection ($ 595), Destination Charge ($ 995) ENGINE Type: Chrysler 16 - valve V - 8 Displacement (ci / liter): 345/5.7 Bore x stroke (in): 3.92 x3.58 Compression ratio -LRB-: 1): 10.5 Intake / FI: Naturally aspirated, sequential multi-port electronic Mfg.'s power rating @ rpm (hp): 360 @ 5,150 Mfg.'s torque rating @ rpm (lb - ft): 390 @ 4,250 Mfg.'s suggested fuel type: Midrange unleaded recommended; regular unleaded acceptable DRIVETRAIN Transmission: ZF 845RE 8 - spd automatic Ratios -LRB-: 1): First 4.71 Second 3.14 Third 2.11 Fourth 1.67 Fifth 1.29 Sixth 1.00 Seventh 0.84 Eighth 0.67 Reverse 3.30 Axle ratio -LRB-: 1): 3.09 Transfer case: MP 3022 2 - spd Low - range ratio -LRB-: 1): 2.72 Crawl ratio -LRB-: 1): 39.6 FRAME / BODY Frame: Steel unibody Body: Steel SUSPENSION / AXLES Front: Short - and long - arm independent, coil springs, twin - tube coilover shocks, steel upper - and aluminum lower - control arms, stabilizer bar / ZF 7.7 - in Rear: Multi-link, coil springs, twin - tube shocks (with load leveling for towing), aluminum lower control arm, independent upper links plus a separate toe link, stabilizer bar / ZF 7.7 - in STEERING Type: Electric rack - and - pinion
Turns (lock - to - lock): 3.2 Ratio -LRB-: 1): 16.7 BRAKES Front: 13.8x1.3 - in vented disc, two - piston caliper Rear: 13.0x0.9 - in vented disc, single - piston caliper ABS: Four -
wheel WHEELS / TIRES
Wheels (in): 18x8.0 Tires: P265 / 60R18 Goodyear Wrangler All - Terrain Adventure with Kevlar FUEL ECONOMY EPA city / highway: 14/22 Observed city / highway / trail: 15.7 DIMENSIONS / CAPACITIES Weight (lb): 5,154 Wheelbase (in): 114.8 Overall length (in): 189.8 Overall width (in): 76.5 (84.8 w / mirrors) Height (in): 69.3 Track f / r (in): 63.9 / 64.1 Minimum ground clearance (in): 8.2 (standard height), 10.4 (suspension position # 2)
Turning diameter, curb - to - curb (ft): 37.1 Approach / departure
angles (deg): 26.2 (standard height) 36.1 (suspension position # 2, air dam off) / 24.0 (standard suspension), 27.1 (air suspension position # 2) Breakover
angle (deg): 18.2 (standard height), 22.8 (suspension position # 2) GVWR (lb): 6,800 Payload (lb): 1,190 Maximum towing capacity (lb): 7,200 Seating: 5 Fuel capacity (gal): 24.6 PERFORMANCE 0 - 60 mph (sec): 7.3 Quarter - mile (sec @ mph): 15.6 @ 90.9 Braking 60 - 0 mph (ft): 132.8 Ramp Travel Index (20 - deg, points): 375
The steering
wheel turned itself,
angling the car back into the space, and instructing me when I should go forward, further maneuvering into the space.
The rear steering
angle varies up to + / - 3.0 degrees, according to vehicle speed and driving mode selected: at low speeds the rear - axle steering
angle is opposite to that of the front
wheels (counter-phase steering), effectively shortening the wheelbase up to 600 mm for increased agility and a reduced
turning circle for increased maneuverability.
From steering
wheel angle to throttle response to a GPS record of your location through
turns and straights, the tool box will help you become a better driver by allowing you to see exactly what you were doing at the track and then you can take steps to lay down even faster laps with that knowledge.
Also, the steering ratio — the number of degrees the steering
wheel must be
turned to steer the front
wheels by 1 degree — is variable; the ratio gradually becomes «quicker» (greater steering
angle relative to steering -
wheel turns) as the steering
wheel is
turned away from its center position.
As the
wheel is
turned, it comes closer and closer to being at a right
angle to the upper link, at which point all of that tilt is camber change.
The M5
turns into corners swiftly and you can make it pivot at once, carving out smooth four -
wheel drifts joyfully controlled, at will, by modulating the steering
angle and throttle.
Things get magic in the
turn as I feel the car rotate underneath me, helping me out with all -
wheel - drive and a little added steering
angle at the rear
wheels.
The display can also adjust itself in response to the steering
wheel being
turned,
angling in the direction of travel when the car is backing up.
The rear
wheels turn in the opposite direction of the front
wheel steering
angle to enhance agility, but at higher speeds the rear
wheel steering
angle follows the front
wheels to smoothen out lane change maneuvers and bend negotiation.
This new feature is based on the speed - sensitive power steering and also offers a variable rack ratio which changes as a function of the steering
angle so that the driver only has to
turn the
wheel slightly when cornering; the Sports Coupé therefore responds far more spontaneously to steering commands and offers even sportier handling.
I was impressed how the system not only showed me a top - down view of the car, but included little graphics of the front
wheels to show me their
turn angle.
With less steering
wheel angle required, the Aventador S is more agile with a reduced
turning radius, ensuring higher performance in curves and making it easy to maneuver in town and at low speeds.
When the steering
wheel angle exceeds around 100 degrees, the ratio becomes more direct to reduce the number of steering
wheel turns required to park or manoeuvre.
Turning the steering
wheel moves the
wheels simultaneously to a corresponding
angle via a hydraulic cylinder.
The optional real - axle steering its some tricky voodoo, with the rear
wheels turning slightly in place in relation to your speed and the
angle of the front
wheels.
The 5 - series also has Integral Active Steering, which, in addition to adjusting the speed - dependent steering, also can
angle the rear
wheels through tight
turns.
All this rear steering is not nearly as severe as the front steering — when you are stopped, and you
turn the steering
wheel from side to side, you can see the rear
wheels steer slightly, never more than a 12 - degree
angle, far less than the front
wheels can
turn.
The absence of an engine under the bonnet also makes for a London Taxi - rivalling
turning circle; the front
wheels can achieve impressive
angles of attack at parking speeds.
The front
wheels can be
turned to an
angle of 50 degrees to not only allow for better maneuverability, but allows for easier access to the engine when servicing.
Benchmark performance and maximum driving involvement are guaranteed by immediate
turn - in, with smaller steering
wheel angles, and increased cornering speed.
Additionally, the 2.0 - liter models also feature an exclusive Bose ® sound system, which was developed specially for the Axela, and Mazda's Adaptive Front Lighting System (AFS) that aids nighttime driving by automatically
turning the headlights in response to steering
wheel angle and vehicle speed.
In fact, it may be too direct for some who will find that even the most minute
turn will result in a lot of
angle on the
wheels.
The amount of steering effort relative to the
angle of the steering
wheel (image right) correlates to slippery conditions; it's easier to
turn the
wheel on a snowy road.
For sharp low - speed
turns, such as on city streets or in parking lots, the P - AWS ® system adjusts the rear
wheels toe
angles out of phase (the opposite direction) with the front
wheels.
[21] Some modern vehicles activate the cornering lamp on one or the other side when the steering
wheel input reaches a predetermined
angle in that direction, regardless of whether a
turn signal has been activated.