Patents

Telephone Manufacturing Co. Patents Nos. 831,721 & 834,602 & 9386/62 (together with other relating material within packet)

Catalogue no: 1224
Dewey No: Subject(s): Patents
Author(s): Unknown
Total pages: 10+ Illustrations: Multiple Language(s): English Publication date: 1960/2
Editor: Publisher: The Patent Office
Dimensions: 275mm x 190mm Condition: Generally good, some stains and tears
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Notes:
The papers are contained within an envelope (375mm x 150mm) addressed to J.K.Langham, Esq., Patent Department, Telephone Manufacturing Co. Ltd., Hollingsworth Works, Martell Road, West Dulwich, London, S.E.21. (This address crossed out and replaced by Mr W.H.Poole, Hubbard Road, Dulwich) Sent by: A.A.Thornton & Co., Chartered Patent Agents, Northumberland House, 303/306 High Holborn, London, W.C.!. The following papers are contained within envelope:
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Patent Specification 202,516. An Electric Striking and Chiming Apparatus, Controlled by an Electrically Wound, Spring Driven Device

Catalogue no: 1221
Dewey No: Subject(s): Patents
Author(s): Albert George Elam, Maurice Sanders
Total pages: 7 Illustrations: 2 fold outs Language(s): English Publication date: 1922
Editor: Publisher: Patent Office
Dimensions: 280mm x 190mm Condition: Cover missing, some tears
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Notes:
There are four parts to this entry as follows; 1. Standard Patent form, the relevant number, names and description filled in in ink, dated 25th August, 1922 2. Provisional and Complete Specification with fold out diagrams (7 diagrams) 3. 4 page Leaflet promoting "A New System of Electric Chiming and Striking Control" with printed letter from Elam's address, 1, Eade Road, Finsbury Park, London, N.4. The final page lists 10 advantages claimed by the inventors 4. Photograph of the striking apparatus
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Form of Certificate of Registration of Design, No. 47852

Catalogue no: 1075
Dewey No: Subject(s): Patents
Author(s): Unknown
Total pages: 2 Illustrations: 1 Language(s): English Publication date: 24th Apr. 1886
Editor: Publisher: Patent Office, Designs Branch
Dimensions: 340mm x 210mm Condition: Fragile and slightly torn, photograph page folded
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Notes:
The certificate relates to the design of an Ornamental Wood Clock, the photograph attached showing one typical of those for German made clocks of the late 19th century. The photograph page is stamped "Manufacturing Goldsmiths and Silversmiths Company, 112, Regent St. London" The registarion of this design was in accordance with the Patents, Designs, and Trade Marks Act, 46 and 47 Vic., c.57. Copyright of five years granted. The two pages are attached by a green ribbon with the seal of the Patent Office
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Specification of Siegmund Rieffler - Improvements in Balance Wheel Escapements for Watches and Clocks - No. 6809

Catalogue no: 1074
Dewey No: Subject(s): Patents
Author(s): Siegmund Rieffler
Total pages: 3 Illustrations: 1 Language(s): English Publication date: 1889
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Paper cover fragile, frayed and torn
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Notes:
Four innovations are described in the text as follows; 1. The method of transmitting power from the wheel trainto the balance by means of or through a recoil spring. 2. The combination of the balance, recoil spring and pivoted wheel. 3. The combination of a double escape wheel having both detent and impulse teeth and a pivited anchor for the pallets. 4. The combination of recoil spring of anchor with crank wrist or equivalent .
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Specification of John Eshelby - Improvements in Repeating Mechanism, for Indicating the Time to the Touch - No. 11,457

Catalogue no: 1073
Dewey No: Subject(s): Patents
Author(s): John Eshelby
Total pages: 5 Illustrations: 1 fold out Language(s): English Publication date: 1886
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Paper cover fragile, torn in half and very frayed, text spotted, possible water damage
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Notes:
Relates to; "Improvements in Repeating Mechanism, Partly Applicable to Mechanism for Indicating the Time to the Touch in Watches or Clocks". Four innovations are listed in the patent as follows; 1. The arrangement of moveable rims and reciprocating swing wheels with stopping arrangement at the appropriate time 2. As above but also in combination with repeat work for hours, quarters and minutes 3. The same repeating action as arranged for slides, pushes or otherwise, without moveable rings 4. The circular slide for pumping out the minute hammer
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Specification of Victor Reclus - Improvements in Electric Clocks - No. 12,491

Catalogue no: 1072
Dewey No: Subject(s): Patents
Author(s): Victor Reclus
Total pages: 13 Illustrations: 3 fold out Language(s): English Publication date: 1886, 1st Oct
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Fragile, text pages yellowed, cover repaired
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Notes:
Relates to; Improvements in Electric Clocks six innovations are described and illustrated as follows; 1. An electrical clock comprising electrical driving mechanism, and an automatic circuit making and breaking device for intermittently sending currents to the time indicators 2. A time indicator comprising an electro-magnet with a single bobbin in combination with an armature carrying a driving pawl that engages with a ratchet wheel &c 3. The modified arrangement of apparatus for automatically and continuously winding the driving mechanism
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Specification of Thomas Buckney - Improvements in Compensating Pendulums - No. 9358

Catalogue no: 1071
Dewey No: Subject(s): Patents
Author(s): Thomas Buckney
Total pages: 2 Illustrations: 1 fold out Language(s): English Publication date: 1885
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Paper cover very fragile, frayed and torn in half. Text page and illustrated separated
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Notes:
Relates to; "Improvements in Compensating Pendulums". Three innovations are described as follows; 1. The method of adjusting the compensation of the pendulums by varying the point of connection between the two tubes of different metal 2. The use for adjusting the compensation of pendulums, of a cylindrical nut with inner and outer screw threads screwing into an outer and inner thread formed respectively on the concentric tobes of different metals 3. The construction of cylindrical nut consisting of two parts having longitudinal slits.
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Specification of Alexander Melville Clark - Stop Watches - No. 2894

Catalogue no: 1067
Dewey No: Subject(s): Patents
Author(s): Alexander Melville Clark
Total pages: 4 Illustrations: 1 Language(s): English Publication date: 1877, 28th July
Editor: Publisher: The Commissioners of Patents for Inventions
Dimensions: 290mm x 200mm Condition: Blue paper cover fragile
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Relates to; "Improvements in Stop Watches". Four innovations are described as follows; 1. "In horse-timing watches the quarter second hand and its dial located on the top of the watch movement". 2. "The timing attachment consisting of a quarter second and split quarter second hand, mounted on a short centre post, and geared with the watch train." 3. The combination of bevelled and toothed gearing that can be thrown in or out of gear when needed.
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Specification of Daniel Azro Ashley Buck - Watches - No. 2283

Catalogue no: 1068
Dewey No: Subject(s): Patents
Author(s): Daniel Azro Ashley Buck
Total pages: 9 Illustrations: 2 fold out Language(s): English Publication date: 1878, 7th June
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Fragile, outer cover missing
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Notes:
Relates to; "Improvements in Watches". D.A.A.Buck is described as from the City of Worcester, in the State of Massachusetts, in the U.S.A. The patent lists 24 innovations in the design and manufacture of a watch and which make up the famous long wind revolving movement with duplex escapament as manufactured by the Waterbury Co., Connecticut. D.A.A.Buck must have filed his patent simultaneously in the USA and in Britain as the US patent is dated 28th May, 1878. This class of watch is extensively researched in an article by William Dunn in NAWCC Bulletin no. 388 (Oct 2010), pp542-554
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Specification of Albert Marcius Silber - Apparatus for Indicating Time - No. 3689

Catalogue no: 1069
Dewey No: Subject(s): Patents
Author(s): Albius Marcius Silber
Total pages: 6 Illustrations: 1 fold out Language(s): English Publication date: 1869, 20th Dec
Editor: Publisher: The Patent Office
Dimensions: 290mm x 200mm Condition: Outer cover missing but otherwise good
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Relates to; "Improvements in Apparatus for Indicating Time, Partly Applicable to Revolving Apparatus for other Purposes." The patenet details four innovations as follows; 1. The use of the lever, patent lever or hoizontal escapement for revolving movements. 2. A key or other winding device forming a fixture on the side of a lamp (as in night clocks). 3. A new alarm mechanism 4. The arrangement by which a clock mechanism housed in the base of a stand can cause rotary motion to a gallery above (as in the globe of a night clock).
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