This post was contributed by a community member. The views expressed here are the author’s own. An important thing to learn that will help determine if a piece of furniture is an older “antique” is if a dovetail drawer joint was cut by hand or by a machine. It’s fairly easy to tell the difference with a quick look at them. A machine cut dovetail drawer has evenly spaced pins and tails, all looking the same. The earliest machine cut dovetail joints were used during the later part of the 19th century and are common on much of today’s furniture. Hand cut joints were commonly used in both European and early American made furniture and date back to the early Egyptian times. When you see this hand cut type of dovetail on a drawer or cabinet case, you can be pretty sure that along with “aged” looking wood that the item was made prior to
Search at least the date a good idea of any. Amazing deals on the end of the piece. When did they became tighter and the drawers together in with more relationships.
Feb 16, – Furniture | Dating | Dovetail | For thousands of years, a dovetail joint was created by a skilled cabinetmaker using small, precision saws and wood.
A dovetail — more correctly, a cramp seam — is the zig-zag brassy-yellow line running around the base and up the sides of an antique copper pot. Like a good tailor, a skilled coppersmith makes nice flat seams that are tight and strong, but these are seams that can survive for centuries. The simplest and best explanation of dovetailing with pictures! Sure, from the outside, a cramp seam looks somewhat like a dovetail joint, but in wood the notches lock in to each together like puzzle pieces.
In a cramp seam, the notches called crenellations , like the top of a medieval castle wall on each piece of copper slide over each other and overlap along the entire length of the seam and are pounded — cramped — together until they fuse into a single layer. Look at the top edge of the cramp seam below — that roughened area along the edge of the rim shows where two layers of copper are overlapped and cramped together.
The yellow stuff is a brass alloy. After the copper layers are cramped, molten brass is dripped on the cracks and smoothed over like caulk to help seal up and strengthen the seam, a process called brazing. The first step of the dovetailing process is to make cuts into the sheets of copper. The shop created punch dies for the size and shape of all the pieces they made, which is how copper pots and pans settled into the regular uniform size increments we see today.
According to oldcopper. This means that a dovetailed pot or pan could have been hand-cut or machine-cut.
Dovetail joint dating furniture
The dovetail joint is one of the most common in furniture making, and it is fairly easy to distinguish between the hand carved and machine made joints. This type of joinery is used for its strength and durability. As a general rule, in the United States, prior to the Civil War, all dovetail joints were constructed by hand using chisels and saws.
Jun 24, crossref citations to keep looking for the age, address and it id where and dovetail joints are excellent joints. Get better joint are in furniture. Date or.
They were first used in English cabinet making in around Commonly used in woodwork joinery, they can act as a useful tool while dating our furniture. Until the s, all furniture dovetails were cut by hand using a chisel and hammer. With the industrial revolution came the advent of the machine, and from the late 19 th century onwards, dovetails were often cut by machine.
These are easy to spot as they are not nearly as fine as the hand cut dovetails. Dovetails act as a fine display of skilled craftsmanship by cabinetmakers. A thing of beauty, they are also one of the strongest joints in cabinetmaking. Small angled cuts were made, followed by careful cleaning down by a sharpened chisel on both sides to avoid splintering. A little glue is added to cement the connection.
A well-crafted dovetail will last for centuries.
Dating Furniture Using Dovetail Joints
Specimens designed to reproduce the state of stress of the dovetail joint between blade and disk in a typical gas-turbine configuration have been tested in a kN capacity biaxial fatigue machine. A design parameter that combines fretting damage and peak stress is proposed as a basis for the life assessment of the joints. This is a preview of subscription content, log in to check access. Rent this article via DeepDyve. Boddington, P. ASME Int.
Sure, from the outside, a cramp seam looks somewhat like a dovetail joint, but in There is no hard and fast date for this, as each firm made the transition on its.
A dovetails glue is added to cement the connection. A well-crafted dovetail will last dovetailing centuries. The first dovetails, dovetailing used on early walnut furniture, were fairly dovetail and crude. Joints cabinet makers refined dating skills the joints became smaller and neater. Look at the joints on the drawer of this Its dressing table for example. A fine join dovetail a signature for killed craftsman.
As well as acting as a guide in dating our furniture, the dovetail can also tell us lots about the origin of the piece. Continental furniture is dating for having much cruder, dovetails dovetails; the tails are dovetail a much steeper angle. Simpler country its also often had larger dovetails, or even a single tail and pin. Next Post Next What is Rosewood? A fine dovetailing became a signature for killed craftsman As well dovetailing acting as a guide in dating our furniture, the dovetail can also tell us lots about the origin of the piece.
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How To Date Furniture By Dovetail Joints
Dovetails are interlocking carved wood joints used in cabinetry to connect two pieces of wood — drawer fronts and sides, cabinet or cupboard corners. The technique produces a sturdy, long-lasting connection. Examining these joints helps determine the age of old furniture. It’s called a “dovetail” joint because the flat-bottomed triangular shape of the wood insert looks like a dove’s tail.
The Dovetail Joint. Dating back to ancient Egypt and China, the two-part dovetail joint requires no mechanical fastener but is tight-fitting and.
Cite Download Share Embed. Furniture joints can tell historians, conservators and curators much about the history of a piece. Indeed, even to the nonprofessional, the dovetail is one of the most recognisable joints in furniture. Considered one of the strongest of cabinet joints, whether hidden or exposed, it so often reflects quality and artisanship.
Ranging from the elementary to the complex, the dovetail joint has a number of variations from the simply functional to the clearly decorative. It will consider the applications of the joint in both hand and machine-cut versions. Of particular interest are the attempts to mechanise the method of dovetail joint cutting.
The nineteenth century in particular has left a legacy of patented processes and developments that show us how creating dovetails changed from a skilfully crafted hand operation to a simple and speedy machine process using the modern-day router and jig combinations. The development of this simple, though sophisticated joint and its many variations, is a fascinating story. Categories Studies in the Creative Arts and Writing not elsewhere classified.
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Furniture – Tool Marks and Altered Joints Confuse Age
Until the mid-seventeenth-century, drawer sides were normally nailed into rebates cut in the ends of the drawer fronts figure 1. All that prevented such a drawer front from being torn from the drawer when the handles were pulled were two to six wrought iron nails. In damp conditions, tannic acid in the oak would accelerate corrosion of the nails and drawer fronts were indeed ripped off on occasions.
Lapped and nailed oak drawer construction, circa The late seventeenth-century and early eighteenth-century saw the implementation of several new developments in drawer and carcase construction, with some being more readily adopted than others.
The Complete Dovetail: Handmade Furniture’s Signature Joint [Kirby, Ian J] on In this date and age, you can get better information from YouTube. Rather.
Joseph, State of Indiana, have invented certain new and useful Improvements in Dovetail Joints, of which the following is a specification, reference being had therein to the accompanying drawings. This invention has relation to certain new and useful improvements in dovetail joints; and it has for its object to provide a simple form of joint which shall be self-locking, working to look by movement from the inside outward, whereby any undue outward pressure upon the parts jointed will serve to more firmly bind them together.
As an additional precaution against separation under any circumstances, I provide the interior lockingpiece engaging opposite ends of the structure and serving to receive the pressure or strain. The novelty resides in the peculiarities of construction and the combinations, arrangements, and adaptations of parts, all as more fully hereinafter described, shown in the drawings, and then particularly pointed outin the appended claims. The invention is clearly illustrated in the accompanying drawings, which, with the letters of reference marked thereon, form a part of this specification, and in which Figure 1 is a plan of two adjacent parts constructed to form my improved dovetail joint, the parts being disengaged, and sections thereof, said sections being taken upon the dotted lines shown in the plan.
Referring-to the details of construction by letter, A designates what I term the female portion, and B the male portion, of the joint 01′ lock. The female portion A is formed at opposite ends with the mortises A, which are dovetailed in their exterior contour upon both sides of the piece and upon the end, as shown, the inner faces of the mortises being all inclined, the two opposite ones being undercut, as shown, the wall A of the mortise being inclined at an angle of about forty-five degrees, so that the opening in the mortise upon the outer face of the female portion A is substantially one-half of the depth of that upon the inside.
Dovetail Joints: What they can tell us about our Antique Furniture
An optional upgrade in some cabinets we were ordering prompted a call to my Dad. Hold your hands up in front of you, palms facing you, he instructed. As for whether I want them, Dad explained that such joints have excellent staying power and are highly stable and not easily pulled apart.
An effective interlocking mechanical joint replaced the lapped and nailed joint around and quickly gained broad acceptance: Dovetails.
The dovetail joint technique probably pre-dates written history. Some of the earliest known examples of the dovetail joint are in ancient Egyptian furniture entombed with mummies dating from First Dynasty, as well as the tombs of Chinese emperors. The dovetail design is an important method of distinguishing various periods of furniture.
Over the past couple of centuries, some people pulled the dovetail-joints out of their place in order to use its lead for making slugs for shotguns as the abuse have caused a lot of damage to the stone blocks and the architecture of the buildings, ILNA quoted Afshin Ebrahimi, director of the World Heritage site, as saying on Friday.
The discovery was made during a preservation project already began to unite the scattered pieces with the aim of helping to read out the architecture of the complex. Situated in about 50 km north of Persepolis, Pasargadae embraces outstanding examples of the first phase of royal Achaemenid art and architecture and exceptional testimonies of Persian civilization. Cyrus was the founder of Achaemenid Empire which at its greatest extent stretched from the Balkans to the Indus Valley, spanning 5.
Despite the minimal nature of the ruins they make a good introduction to the wonders of Persepolis, some 60km to the south.
How to Identify Antique Wooden Furniture
A dovetail joint or simply dovetail is a joint technique most commonly used in woodworking joinery. Noted for its resistance to being pulled apart tensile strength , the dovetail joint is commonly used to join the sides of a drawer to the front. A series of pins cut to extend from the end of one board interlock with a series of tails cut into the end of another board.
The pins and tails have a trapezoidal shape. Once glued, a wooden dovetail joint requires no mechanical fasteners. The dovetail joint probably pre-dates written history.
Dovetails – A Clue for Dating Antiques. For thousands of years, a dovetail joint was created by a skilled cabinetmaker using small, precision saws and wood.
My first experience with dovetails involved building a drawer. This is a pretty common introduction for most woodworkers. But when it comes to uses for dovetail joinery, drawer construction is really just one of many. Another very important traditional use for dovetails was for solid-wood case construction. And the advantages and benefits of building with this type of joinery are still valid today.
Whether machinecut or hand-cut, dovetails can be more labor intensive than other joinery methods. So the pluses need to justify the extra effort. A simple comparison of joinery techniques should be convincing. Think of the case for a chest of drawers or a cabinet as a big box — two sides, a top and bottom, and possibly some dividers. One way to join these parts at the corners is with a simple tongue and dado joint, as shown in Figure 1.
How to Identify Furniture of the 1800s by Its Dovetailing
Woodworkers who prefer to make dovetail joints by machine have a new option —Woodcraft has added the WoodRiver Deluxe Dovetail Jig to its line of router accessories. Dovetail joints are a mark of craftsmanship that sets a project apart. However, precise alignment of the pins and mating tails is the key to beautiful dovetail joint construction.
Some of the earliest known examples of the dovetail joint are in ancient Egyptian furniture entombed with mummies dating from First Dynasty, the tombs of.
You have two choices while restoring old cane furniture: giving it a polished look while retaining the natural color or painting it in a different color to complement the surroundings. Defensible Security Architecture course. This course dovetails nicely. The stiffness of corner joints affects the strength of case furniture. The stiffness of corner joint was varied by changing the dowel quantity of case corner joints in this study.
At first, the.