
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 emp ...
or
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 diff ...
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 ...
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.
Each clip resembles a link of chain, with a split through one side. The edges of this split are
chamfered, 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 wit ...
,
bronze,
stainless steel or
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 Kingdom of England, English and Kingdom of Scotland, Scottish kings from the early medieval period, the first major maritime engagements were foug ...
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[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