US146777A - Improvement in trays - Google Patents
Improvement in trays Download PDFInfo
- Publication number
- US146777A US146777A US146777DA US146777A US 146777 A US146777 A US 146777A US 146777D A US146777D A US 146777DA US 146777 A US146777 A US 146777A
- Authority
- US
- United States
- Prior art keywords
- trays
- tray
- improvement
- nittinger
- august
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229910052573 porcelain Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
Definitions
- the invention consists of a rib or fender raised around the edges of a tray to protect the edges of the porcelain or enamel lining frombeing fractured, which would admit (lampness or Inoisture between the tray and lining,. and oxidize the iron of the tray, and thereby loosen and destroy the said porcelain lining.
- Figure 1 is a perspective View of a tray en1- bodying the invention.
- Fig. 2 is a sectional View' of one end of a tray.
- A is a tray. Around its upper edges is a raised rib, b, against which the enamel or porcelainc takes. It is designed to protect the porcelain from getting chipped or cracked', and thus expose the seain between it and the metal of the tray, which would admit moisture in the sealn, whereby the porcelain lining In testiinony Whereof I hereunto sign my nanie in presence of two subscribing witnesses.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
Description
- A. NlTTIN GER, .Ir.
Trays.
Patented .lan. 27,1874.
`WlT'NESSES AUGUST NITTINGER, JR., OF PHILADELPHIA, PENNSYLVANIA.
IMFROVEMENT IN TRAYS.
Specification Forming paut of Letters Patent No. 146,777, dated January 27, 1874; applicaiion filul August 22, 1873. 4
To all whom tt may concern: v
Beit known that I AUGUST NITTINGER, J r., of the city and county of Philadelphia and State of Pennsylvania, have invented an Iinproveinent in Trays, of which the following is a specification The invention consists of a rib or fender raised around the edges of a tray to protect the edges of the porcelain or enamel lining frombeing fractured, which would admit (lampness or Inoisture between the tray and lining,. and oxidize the iron of the tray, and thereby loosen and destroy the said porcelain lining.
Figure 1 is a perspective View of a tray en1- bodying the invention. Fig. 2 is a sectional View' of one end of a tray.
Ais a tray. Around its upper edges is a raised rib, b, against which the enamel or porcelainc takes. It is designed to protect the porcelain from getting chipped or cracked', and thus expose the seain between it and the metal of the tray, which would admit moisture in the sealn, whereby the porcelain lining In testiinony Whereof I hereunto sign my nanie in presence of two subscribing witnesses.
AUGUST NITTINGER, JR.
` witnesses: y
FRANCIS D. PASTORIUS, SAMUEL NITTINGER.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US146777A true US146777A (en) | 1874-01-27 |
Family
ID=2216191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US146777D Expired - Lifetime US146777A (en) | Improvement in trays |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US146777A (en) |
-
0
- US US146777D patent/US146777A/en not_active Expired - Lifetime
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