Blackforest Shelf Clock Progress

I have dis-assembled this clock twice. After the first dis-assembly I cleaned and oiled it, found everything to be in order but once I assembled it, bench-tested it to find everything seemingly correct and set the beat  it would not run more that 5 to 10 minutes at a time. When it stopped it seemed to catch on the escape wheel.

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Shown with back plate off

It is now stripped down again. No need to have as through a cleaning as the first go-around but now is the time to investigate other factors. It is a pretty simple clock as the photo shows.

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Escape wheel showing worn teeth

What I see right away is the escape wheel teeth and how some are hooked or misshapened. My temptation is to file it down but others are suggesting that I use pliers to press the hooks back into shape. I have’t decided what to do just yet.

Others have suggested that I put more weight on the pendulum which I am reluctant to do since this clock was likely designed to run on a light bob.

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The pendulum showing the twist adjustment for speed regulation

Now back to further investigation.

Late note: I finally got this clock to work after taking it apart twice. The second time I concentrated on the pivots discovering the at least 2 had enough rust that them that they may have slowed the clock down. I also took a burr off the escape wheel but in the process damaged the escape wheel a little, so that while the clock runs there is a little clunking sound once with each rotation, but it works and keeps time! Live and learn.

Sessions American No. 2 Mantel Clock

RS Sessions Mission Oak (3)
An attractive Sessions mantel clock

This is a recently acquired Sessions time and strike mission style mantel clock. Aside from cleaning up the case with diluted Murphy’s Soap, my standard cleaner for clock cases, I applied clock oil to the movement and reset the verge in order to get the proper beat. It is running well and keeps very good time. There is a  speed adjuster at the 12 o’clock position which is helpful in regulating the speed.

RS Sessions Mission Oak mantel clock (7)
Sessions time and strike movement

There are some issues, the glass clips are broken and the glass is loose in it’s bezel but putty will fix that. It came without a double-sided key but I have enough spares that I have one that fits and the clock needs a thorough cleaning.

RS Sessions Mission Oak mantel clock (3)
Before bezel is cleaned

After it is running for a week or so, I will tear it down and address any bushing issues.

This is an “American No. 2” Sessions  mantel clock from 1921 according to Tran Duy Ly’s book on Sessions clocks, page 121.

Blackforest Shelf Clock Progress

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Blackforest Movement near anchor

If you are following this blog this is the same clock as the previous post. Since the movement was very dirty, I cleaned it up (ultrasonic cleaner) when all apart and reassembled and oiled it. It is a one-train movement, so not many gear wheels and pretty easy to work on. You can see by the size of the clock, a photo of which is in the last post, that the movement is quite small.

I thought with a cleanup and oiling it would be simple to get it going again but no such luck. I know that there is power getting to the escape wheel because when I disconnect the anchor it spins like a buzz saw. When I reconnect the anchor it runs for about 15 seconds and stops. I would like some ideas to get this clock running but in the meantime I have attached some photos. My question, it there anything missing here? This clock doesn’t have a suspension spring or a crutch which I find unusual. And what is that screw thing for? Comments and suggestions would be appreciated.

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Anchor and top of pendulum
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Unknown screw adjustment
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The movement itself

Sessions Westminster A Mantel Clock

This article describes my latest mantel clock find, an American tambour style time, strike and chime clock that has some very interesting features.

Weak clicks, a common Sessions problem

It is a Sessions Westminster A mantel clock made in Forestville Conn. The first year of production for this model was 1927. Between 1903 and 1933 Sessions produced 52 models of mechanical clocks, ranging from Advertisers, large and small clocks with logos of various businesses, to wall, or regulator clocks, and shelf or mantel clocks, designed for the home. Some of the Sessions clocks from this period are prized by collectors.

RS Sessions Westminster chime circa 1931 (12)
Inlay adds to the charm of this clock

This case is 21 inches long and 10 inches high, has a mahogany finish with a faux wood inlay and raised metal gold-coloured numerals. It has an 8-day Westminster quarter-hour chime movement. The strike and the chime are on the same train. This clock has 2 gear trains to perform what is usually done with three gear trains in most clocks. Rare but not unique.

Although made in the 1920’s, Sessions had to compete with every other American clock company as chime clocks became very popular. Movements with 3 gear trains were the norm; three arbours, one for each train. Sessions chose a radical approach, and designed the two-train Westminster movement with only two mainsprings. Economies of scale meant that the dial fit other time & strike mantel clocks as well.

RS Sessions Westminster chime circa 1931 (11)
Drum and pin chime arrangement

This particular clock was sold in 1931, an inscription testifies to the date. The sale price in 1931 was $29.95,  a working man’s salary in the 1930’s. This is a $20 flea market find.

The time side runs well but the chime and strike side is not working. It has either a broken or a disconnected mainspring or perhaps some other major issue is lurking within.

This clock has a reputation for being difficult to work on. Some horologists will not touch it because of its quirkiness and the amount of time it takes to repair but I plan to give it a shot, not now  but once I gain moire experience in clock repair.

Mauthe Mantel Clock – called a buffet clock by the marketing folks at Mauthe

Mauthe mantel clocks are widely available in various shapes and sizes, often appearing on online marketplaces, at garage sales, flea markets, and in antique shops. However, not all are well-preserved, with many showing signs of age and neglect. This particular round-top mantel clock stands out for its excellent condition, especially considering its age.

RS Mauthe mantle clock (30)
Mauthe buffet clock

While this is commonly called a mantel or shelf clock, in Mauthe marketing parlance it is referred to it as a “buffet clock”. In the mid-20th century, clocks of this style were often designed to sit on buffets, sideboards, or credenzas in dining rooms. This placement allowed the clock to serve both a decorative and practical purpose that complemented the room’s furnishings. The term “buffet clock” reflects its association with this specific setting, distinguishing it from mantel or shelf clocks, which were typically placed in living areas or on fireplaces.

This 3-train Westminster chime pendulum clock features a 5-rod gong block and plays a quarter-hour musical tone. I discovered it at an antique shop in Great Village, Nova Scotia (Canada) some time ago. The movement is unmarked, lacking a trademark, but bears the number 50089 on the bottom right of the rear plate. There is no doubt that the movement is original to the case.

RS Mauthe mantle clock (29)
Back of the clock showing the 3-train movement
RS Mauthe mantle clock (28)
Mauthe clock and Stromberg Carlson console radio

Mauthe – The Company

Mauthe clocks were produced in Germany by a company with a long and distinguished history, manufacturing thousands of wall, mantel, office, and hall clocks. Founded in 1844 by Friedrich Mauthe and his wife, Marie, in Schwenningen, Germany, the company initially focused on producing watch parts. By the late 1860s, Mauthe began making its own wall clocks and movements, some produced through the “Gewerblern” method, a form of cottage industry, while others were made in a more industrial, factory-based approach.

In 1876, the Mauthe sons, Christian and James, took over the business. A decade later, in 1886, Mauthe started manufacturing its own spring mechanisms.

By around 1900, Mauthe offered a range of clocks, including alarm clocks, pendulum wall clocks, grandfather clocks, office clocks, and “Buffet Uhren” (Buffet clocks). At this time, the company employed around 1,100 people. The third generation of the Mauthe family took control in 1904, with Eugene Schreiber, Christian Mauthe’s son, Dr. Fritz Mauthe, Jacob Mauthe’s son, and Alfred Mauthe, Jacob’s other son, joining the leadership.

In 1925, Mauthe introduced a new trademark featuring an eagle with outstretched wings, clutching a three-part round plate marked with the letters F, M, and S. By 1930, the company was producing approximately 45,000 clocks per week, with over 2,000 employees. Around 60% of their production was for export, with England being the primary market.

In the mid-1930s, Mauthe began manufacturing wristwatches, some of which were supplied to the German Army (Wehrmacht). After a brief pause during the war years, Mauthe resumed production in 1946, focusing on wristwatches. The company continued operations through the 1950s, 1960s, and 1970s, but ultimately declared bankruptcy and closed in 1976.

RS Mauthe mantle clock (11)
Clock face showing three arbour points

This clock runs a complete 8-day cycle and produces a very pleasant sound. The case features a simple yet attractive design, is in excellent condition, and the movement is clean, having been recently serviced.

This Mauthe buffet clock is a fine example of the company’s craftsmanship, combining reliable timekeeping with a pleasing chime. Its well-preserved condition and recent servicing make it a standout piece for any clock collector.

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