Inglefield clip (Seaman's Pocket-Book, 1943)

The Inglefield clip (also known as a sister clip and a Brummel hook) is a clip for joining a

flag A flag is a piece of fabric (most often rectangular or quadrilateral) with a distinctive design and colours. It is used as a symbol, a signalling device, or for decoration. The term ''flag'' is also used to refer to the graphic design empl ...

ensign An ensign is the national flag flown on a vessel to indicate nationality. The ensign is the largest flag, generally flown at the stern (rear) of the ship while in port. The naval ensign (also known as war ensign), used on warships, may be diffe ...

quickly, easily and securely to flag

halyard In sailing, a halyard or halliard is a line (rope) that is used to hoist a ladder, sail, flag or yard. The term ''halyard'' comes from the phrase "to haul yards". Halyards, like most other parts of the running rigging, were classically made of n ...

s so that the flag can be hoisted. They are also used for jib sheets on small boats and to connect the speed line in

paragliders Paragliding is the recreational and competitive adventure sport of flying paragliders: lightweight, free-flying, foot-launched Glider (aircraft), glider aircraft with no rigid primary structure. The pilot sits in a :wikt:harness, harness o ...

. Each clip resembles a link of chain, with a split through one side. The edges of this split are

chamfer A chamfer or is a transitional edge between two faces of an object. Sometimes defined as a form of bevel, it is often created at a 45° angle between two adjoining right-angled faces. Chamfers are frequently used in machining, carpentry, fu ...

ed, so that the clips can be engaged or disengaged, but only if they are carefully aligned by hand. When pulled tight, the links are securely fastened. There are no moving parts to the link, although some have additional swivel pieces. They can be made of any durable material; commonly

brass Brass is an alloy of copper (Cu) and zinc (Zn), in proportions which can be varied to achieve different mechanical, electrical, and chemical properties. It is a substitutional alloy: atoms of the two constituents may replace each other with ...

bronze Bronze is an alloy consisting primarily of copper, commonly with about 12–12.5% tin and often with the addition of other metals (including aluminium, manganese, nickel, or zinc) and sometimes non-metals, such as phosphorus, or metalloids such ...

stainless steel Stainless steel is an alloy of iron that is resistant to rusting and corrosion. It contains at least 11% chromium and may contain elements such as carbon, other nonmetals and metals to obtain other desired properties. Stainless steel's corros ...

plastic Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be moulded, extruded or pressed into solid objects of various shapes. This adaptab ...

. The clips come in two basic types: 'standard' with the halyard attached directly to the clip, and 'swivel' which incorporates a rotational connector so that the halyard can rotate without affecting the flag. In the

Royal Navy The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against F ...

a flag or ensign normally has both types of clip, one at each end of the heading. Some flags have the top clip sewn directly onto the heading rather than a rope running through it. This allows these flags to be flown 'tight-up' against the top of the mast, gaff or yard arm.

History

Lieutenant

Edward Fitzmaurice Inglefield Rear-Admiral Sir Edward Fitzmaurice Inglefield, KBE (1861–1945) was a Victorian Royal Navy officer and later secretary of Lloyd's of London. He gave his name to the Inglefield clip, a device he patented in 1890 for quickly attaching si ...

Later Rear Admiral Sir Edward Inglefield KBE invented these clips for attaching signalling flags whilst serving in HMS ''Melita'' in the early 1890s. The first set of prototype clips was made up in the

Malta Dockyard Malta Dockyard was an important naval base in the Grand Harbour in Malta in the Mediterranean Sea. The infrastructure which is still in operation is now operated by Palumbo Shipyards. History Pre-1800 The Knights of Malta established dockyard ...

and by 1895 Inglefield clips were standard issue to the British Royal Navy.

Notes

References

{{Reflist Nautical terminology Sailing rigs and rigging