Opener for cans: features and purpose, types of popular models like open a jar opener, knife-opener, a knife with a wheel

In the modern home difficult to imagine the lack of special tools for convenience when cooking. One of these is the opener. This device helps in situations when you need a snack, but do not have time to cook. Then you have to open canned food, but with the help of improvised means you can not do.

Since that time, when they were first invented cans, there were significant problems with the extraction of useful products. Open a bank can with a regular knife, but this procedure is not safe. You can damage not only the vessel, but also cause injury.

Because of the difficulties described above, the people had the idea of ​​the invention of a special device, which will significantly simplify the process of opening the sealed containers. many tests were carried out before inventing openers.

The invention was first introduced in the early nineteenth century, when the society the problem urgently opening tin cans. It was during this period of rapidly developing technologies canning products.

Only after a substantial increase in the number of manufacturers of canned food were invented knives for opening cans.

Features and purpose openers

In the twentieth century, can openers for the first time received the form, which we is known to many now. Since then, design has not changed much. It consists of a wooden or plastic holder and a metal element, which performs cutting function.

There are designs with sharp teeth at the end. This makes them versatile device for opening cans of virtually any destination.

Modern devices - multi-functional devices that come to the rescue every hostess in the kitchen. Classic opener differs significantly from the similar device for cutting food. She has a different shape and size.

Some of the devices are equipped with additional design features that significantly simplify the procedure of opening the can. Among them are magnets, wheels, handles.

Modern products are characterized by a special design that minimizes contact with the contents of knife banks. This avoids the ingress of metal particles in the container.

Additional Information. You can find the options that are designed for right-handed or left-handed. This approach makes it possible for people with features to simplify the process of opening the can.

Types of knives for cans

You can find different types of knives for opening cans, so every woman will choose an option specifically for itself on the market today. There are several basic types of devices, each of which differs in construction and operation features. Depending on this, the best fit is chosen.

Hand

This is the most simple types of devices, which were distributed long ago. Characterized by the strength and durability. Represent constructions with wooden handles and the metal cutting piece. She, in turn, consists of two elements - for opening cans and lids on glass poddevaniya seaming. This part is fixed by means of plastic or wood. On this depends the strength and durability of the product.

The design of a wheel is just as easy. In this case it is more secure than the previous one. By rotating the cutting teeth is opened cans.

mechanical

Such devices are more complex. However, their functionality allows use in catering establishments. The principle of operation is quite simple. Sharp end cap breaks banks, whereupon it is fixed. Rotation occurs by means of a special valve.

Among the specific characteristics of such knives should be noted:

• reliable fastening and working surface that is refractory to the processes of formation of rust;
• sharpened blade of high strength steel;
• sleeve made of plastic, which can significantly reduce the effort during the rotary motion;
• high speed of assembly and disassembly, so the use of additional equipment is not necessary;
• It can even be washed in the dishwasher.

automatic

Simple and practical model that is easy to use in practice. To operate using batteries. The device is installed directly next to the cover, and then runs a special switch.

Characterized by such advantages:

• ease of use at home - no need to make any effort, be able to cope with the opening of a novice;
• Security - opening space remain smooth, so for them it is impossible to be cut, which eliminates the possibility of domestic wounds;
• Compact - takes up a small amount of space;
• It has a magnetic coating which makes it easy to attach the blade to the cover without damaging the contents of the jar;
• long service life - if used properly, the device is able to last for many years.

Before using the self-opener, you should learn the rules of operation of the device carefully. Caution should be exercised in the operation. Do not allow the device fell into the hands of children.

It is not necessary to use a can opener to open a container of flammable contents. To purify the product from contamination, you must completely remove the automation.

electrical

The product looks like a hand-analogue. Many models are made in the form of a cutting wheel with a wooden holder. Used to open a can with a maximum speed. Inside it is located a motor that starts the movement of the impeller. Each model is distinguished by a special operation.

It operates according to this principle:

• using opener holder is fixed to the can lid;
• a switch is activated by the engine, and then starts the automatic opening of the banks;
• lock removal from the can lid.

Today's manufacturers offer a variety of different options. There are portable and desktop models. The first embodiment takes energy from the battery, and the second - by connecting to a network. You can also find a multi-function devices, which are designed to open different types of cans.

Important! Before proceeding with the opening of banks, you need to carefully fix the opener using the lock.

How to choose the best can opener?

At the time of purchase is necessary to observe some rules. Consider the following product specifications:

• material of construction of the cutting portion;
• especially use - as easy to open a bank using such a structure;
• the operation and functionality of the product;
• the size and weight of devices.

Handles made of plastic, is more practical because it does not slip in the hand.

Manual type of construction must be secured, and the surface should be jagged and rough edges. When buying electrical products, must pay attention to the performance of the material and the type of food. Desktop models should be protected from sliding, since from that safe operation of the product depends directly.

How to use a can opener?

Depending on the type of products are characterized by its operating rules. To use it, need some skills, otherwise problems may occur. The following rules for the use of basic types of products will be considered.

How to open a can opener?

If you have an older design can opener, then follow this algorithm to open a jar.

1. The cutting end point the perpendicular to the work surface. Push the handle to drive a cutting portion deeper. Over time, you learn to do it right. Such openers - the most common option, although there are advanced designs.
2. Note that at the time of opening is necessary to firmly support the banks that you open. The training is recommended to take the help of another person.
3. Send your knife into the hole and begins to expand. At the same time move forward.
4. Cut tin forth motions. Carefully go around already trimmed portion as there are very sharp teeth. Otherwise, you can get hurt.

Be careful not to touch the sharp edges to avoid damaging the skin.

How to use a can opener with a wheel?

Before you begin the process of opening, carefully examine the design of a can opener and follow the algorithm.

1. Acute wheel, place the lid tin. Align it if necessary. Secure device using wedge. To learn how to do it quickly, you need to practice.
2. Firmly secure the wedge, and then start to move along the working line. During rotation of the cover will begin to succumb and opened.
3. Turn the handle and move along the edges, until you open the lid.

How to use the electric can opener?

To properly open a can with an electric knife, follow the instructions.

1. Place the jar under the cutting wheel. Tightly secure it to the container is not slipped in the process of opening.
2. Launch device. Hold the jar, so it does not overturned.
3. At the end of the electric openers have a magnet that holds and lifts the lid during the opening. Scroll to the end caps. The process may be considered complete. He did not take much time.

Features can opener, bottle opener

Each type of design requires compliance with certain rules on care:

• washing can not use the hot water;
• some models are not designed for washing in the dishwasher;
• the product can be stored with other kitchen appliances;
• any detergent can be used for cleaning.

Popular models of knives for cans

Knife canning MVQ 75020PCO

The model is secured to the table. Ensures reliable fastening banks during the opening. Characterized by safety and durability.

Knife canning Tescoma President

Universal device out of stainless steel. It characterized by convenience, stylish design and ease of use.

Tupperware Can Opener

It allows you to open the bank safe with no sharp edges. It allows you to open a jar of any size with a minimum of effort.

Knife canning IKEA STEM

The revolutionary device at an affordable cost. It allows you to open cans of different sizes and diameters. With the opening of banks to handle even a child, thanks to the security system.

Knife canning IKEA KONSiS

The device is made from high-quality stainless steel. An indispensable device in the kitchen of every housewife.

Knife canning Joseph Joseph Can-Do

Bright and stylish, the new generation of the device. Characterized by high functionality and ease of use.

Opener - a device, which must be in the kitchen. When choosing a product, be careful. Try to buy products only trusted manufacturers.

VIDEO: A Review of the metal can opener.