Transformation mechanisms sofas .A photo

As a foldout sofa dolphin

Mattress: seat convertible and a second module located under the seat.

mechanism of folding couch dolphin:

• usually roll out from under the sofa additional basic unit;
• pull the mattress and sleeping up an additional unit.
• release a mattress, having fixed in the upper position.

On the photo represented the mechanism of transformation of the sofa.

Of the benefits: the mechanism of reliability, ease of unfolding / folding flat sleeping area.

Among the few drawbacks: additional withdrawable unit awkward to use with carpets.

Corner sofa dolphin.Photo

withdrawable type of sofas

There are several types of roll-out sofas.The differences between them are insignificant.They consist in the middle of the pillow: it is expanded or extended from the seat hinged or formed cushions, usually in the folded state is the upper part of the seat.The head part in the back and when folding is pulled along the guide rails.

folding mechanism withdrawable couch:

• roll on the guide seat sofa, pulling at the same time from the back upper part;
• reveal the mattress on the middle part, or spread out cushions.

From pluses: great mattress in a compact installation in the assembled state.

Among the few drawbacks: limiting the use of carpet with withdrawable unit, a great effort during assembly / disassembly.

withdrawable couch.Photo

accordion - folding sofa mechanism

Sofa consists of a large mattress, divided into three parts.The folded seat forms one part, and the second - the back, the third part of the mattress is located behind the backrest.

transformation sofa mechanism accordion:

• raised seat for the middle part of the sofa until it clicks;
• pull over, pushed the box and displayed back;
• release the seat on the support box;
• align decomposed back into a single plane, pushing the top.

sofa Advantages: boxes for clothes under the seat, the large size of the mattress, compact assembled.

Disadvantage: rolling out a box lifts carpeting.

Sofa accordion.Photo

book - the mechanism of transformation of sofas

Usually it is quite spacious sofas.They can relax lying down and folded.Couch: seat and backrest.They either form a horizontal mattress or seat with backrest.

sofa mechanism book:

• raise the seat backrest of the sofa is not to lie flat on the box;
• push the seat until it clicks;
• put the seat back horizontally on the box.

Pros: you can relax, not expanding, the ease of transformation, a place for laundry.

Cons: you need to move up the sofa against the wall when folded and when unfolded push.

Sofa book.Photo

As a foldout sofa evroknizhka

It is a retractable unit with the seat and lower the backrest.

evroknizhka mechanism of transformation of the sofa:

• push forward on the seat rails;
• lower back on the resulting empty space.

Advantages: extreme simplicity of the mechanism and thus high reliability, linen box with a lot of space.

Disadvantages: moving the seat unit on the floor.

Sofa evroknizhka.Photo

evroknizhka "Tick-Tock»

mechanism seat rails does not slide across the floor, and on special fasteners up and moving in a semicircle, falls on support.Another name - the pantograph.

«Tick-Tock" transformation sofa mechanism evroknizhka:

• pull the seat forward over and up, while the seat moves with the rise;
• lower the seat to the floor;
• lower back on a blank space.

Pros: roomy space for bedding, non-slip on the floor when folding.

Sofa evroknizhka Tick-Tock.Photo

As a foldout sofa Conrad

sofa mattress: the head portion is located in the back and pulled at the layout, the middle part is the seat of the sofa, and the lower part in the folded state is located under the seat.

mechanism of folding couch Conrad:

• pull the lower part of the sofa, with the roll out the lower part, the middle part and the back of the head will be extended;
• pull the lower part of the strap and the top, setting a unit sleeping mattress on the same level.

The picture presented couch layout mechanism.

Pros: compact size, the opportunity to use spring mattresses.

Cons: sliding on the floor when folding.

Sofa Conrad.Photo

type clamshell sofas

sofa clamshell, there are several: French, American and Italian.They feature a sleeping place, which is located under the seat and is a clamshell with foam or orthopedic mattress.

American

American clamshell - the folding mechanism of the sofa:

• pull the back of the couch for a special loop;
• pull the whole construction, while the sofa will unfold in bed.

The picture presented couch layout mechanism.

Pros: compactness.

Disadvantages: long uncomfortable to sleep on a cot.

French

transformation couch French clamshell mechanism:

• remove pillows-couch;
• pull the loop, up and over;
• pull the entire structure itself, and the sofa will unfold in bed.

The picture presented couch layout mechanism.

Pros: compactness, using mattresses comparable to bed at physiological.