Grommet

The eyelet is an existing metal, plastic or rubber ring. On garments this is either a small wire or metal loop that is used with a hook as a counterpart to the cohesion of the garments or parts of it or it is inserted into a hole of the reinforcement of the hole edge or the protection of other objects in front of the possibly sharp edges of the hole.

A screw grommet designated for mountain climbing and in the area of labor protection in subdivision Personal protective equipment a metal ring or stable round textile strap is attached to a harness (harness, safety belt, safety harness) and the rope up, so the connection of this harness to the connecting means ( climbing rope, safety rope ) serves.

Etymology

The term exists since about the 15th century AD and goes back to the word ear. Thus, he does like the word eye a ear -like opening. The phrase with hooks and eyes comes from the sport and believes with all lawful and unlawful means.

Use

Grommets are used to reinforce holes in clothing, shoes, leather and other materials and prevent the risk of tearing. They may consist of metal or plastic.

Sewn onto clothing or attached to jewelry and chains are used eyelets with a corresponding hook on the other side of the cohesion ( cf. the eye closure on bras ).

Eyelets are connected by lacing with a reciprocating string. They are used especially in shoes, but also for garments such as bodices and corsets. In addition, with lacing substances held together, such as in cover and truck tarps or tarpaulins.

Eyelets for reinforcement of passages ( for example, in plan ) can be referred to as thimbles. In the maritime certain eyelets are called generalized Gatchen.

Solder lugs are used as electrical connectors.

Processing

Eyelets consist of two parts, an upper and a lower part. The upper part is placed under the hole to -resolving and " penetrates " the material ( either self-tapping or by a pre- punched hole ). The lower part is a flat ring, on the means of a punch, the "nose" (?) Of the upper part is crimped. The flare is caused by a blow to the punch, by pressing with a Ösenzange or by pressure on a stamp of a lever or Schraubspindelpresse. For better adhesion ( for thin materials), and to protect the base material and plastic discs are used as a supplement under the ring.