Innovative lightweight roof with Coupé characteristics

Posted on 15. Mar, 2019 by in Porsche Canada

Porsche traditionally places high final on a automobile tip of a 911. As for all other 911 models in a past, this folding roof is therefore a totally possess development. The innovative record creates a coupé-like winding roof when a soothing tip is closed. With roughly matching contours, a fabric roof elegantly spans a arc from a windscreen support to a automobile tip cell lid. Without any manifest bows underneath a fabric or any sections interrupting a issuing pattern of a classical 911 flyline, a new roof also has advantages when it comes to aerodynamics. Thanks to a new, lighter hydraulic roof drive, a soothing tip can be non-stop or sealed in around 12 seconds during speeds adult to 50 km/h.

Porsche development: row crawl automobile tip done of magnesium

The innovative row crawl automobile tip pattern creates it probable to grasp this formerly unattainable form for fabric roofs. Here, a whole soothing tip – detached from a side sections – spans a firm roof aspect stoical of particular segments that are seamlessly positioned subsequent any other. The 4 elements are a front roof frame, dual row bows and a back window. Like a other segments, a window support is done of magnesium. All support tools are connected kinematically, so that usually one hydraulic cylinder is indispensable on any side to pierce a automobile top. For a locking mechanism, Porsche has opted for a proven electric executive closure resource upheld by side centering pins.


Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

Porsche 911 Carrera S Cabriolet, 2019, Porsche AG

There is no bound tie between a row bows and a soothing tip fabric, so that a 4 magnesium segments can overlay flush over one another in a proven Z-folding resource when a roof is opened. This singular pattern means that a non-stop roof package consisting of a roof fabric, frame, row bows and back window, during usually 23 centimetres high and around 55 centimetres long, requires really small storage space. While a front territory of a roof stays manifest in a open position, a sickle-shaped automobile tip cell lid covers a back portion. The whole aspect of a extraneous fabric is lined with an insulating mat. So, when a tip is closed, a car occupants suffer levels of meridian and sound comfort that come really tighten to those of a Coupé.

Electrically operated, entirely integrated breeze deflector

The integrated and electrically operated breeze deflector ensures increasing comfort in a 911 Carrera Cabriolet during aloft speeds. The breeze deflector is cumulative on a U-shaped support hoop, that is entirely integrated in a back area when folded down and therefore does not shorten a space on a back seats. The hoop can be lifted within dual seconds during a pull of a symbol and unrolls a filigree that is tensioned during right angles between a front chair backrests by a second mobile support element. The breeze deflector can be non-stop and sealed adult to a speed of 120 km/h. When a tip is open, it guarantees really good insurance opposite draughts and smallest breeze noise.

Cabriolet with model aerodynamics

The simple elements of a aerodynamic judgment for a 911 Carrera Cabriolet are a streamlined physique aspect contours, a automobile top, a lengthened non-static back spoiler and a cooling complement with a adaptive atmosphere flaps during a front. The back spoiler partly has a incomparable angle of conflict to improved fit a needs of a Cabriolet. The cross-sections of a atmosphere intakes and atmosphere outlets have been optimised to urge cooling atmosphere routing, enabling a 911 Carrera Cabriolet to say roughly a Coupé’s cw value of 0.29 when a roof is sealed – even yet a cooling complement has been blending to a increasing engine and braking power.

Enhanced roll-over insurance complement increases rigidity

The open 911 Carrera S has an involuntary roll-over insurance system. This radically consists of a compact, confident portal support done of welded, high-strength extruded aluminium sections. With a high strength, a ancillary support is also used for physique reinforcement: As such, a complement helps to urge a Cabriolet’s torsional rigidity.

In a eventuality of an approaching roll-over, dual newly grown cassette modules behind a back seats are extended by open pressure; triggering takes place pyrotechnically by a micro gas generator. If a automobile tip is closed, a carbide steel pin on any of a dual cassettes extends by a reserve potion of a back window. Accidental triggering is most unfit since a high-precision airbag control section with integrated roll-over sensor is obliged for sensing, actuation and continual monitoring. This monitors each change in a physique inclination, longitudinal and cross acceleration as good as highway contact.

 

911 Carrera S Cabriolet: Combined fuel consumption: 9.1 l/100 km, CO2 emissions: 208 g/km;

911 Carrera 4S Cabriolet: Combined fuel consumption: 9.0 l/100 km, CO2 emissions: 207 g/km

Tags: ,

Comments are closed.