Stock material or miscellaneous articles – Structurally defined web or sheet – Edge feature
Patent
1989-05-30
1991-05-14
Robinson, Ellis P.
Stock material or miscellaneous articles
Structurally defined web or sheet
Edge feature
428 33, 428 53, 428 56, 428120, 428167, 428358, 428364, 428400, 428408, 428 58, 373 91, 373 92, B32B 2302, H05B 714
Patent
active
050155180
ABSTRACT:
A graphite body which is capable of connecting a plurality of the graphite bodies one by one. The graphite body includes one connecting end surface having a T-shaped mound and the other connecting end surface having an inverted T-shaped groove so that the graphite bodies may be connected by means of the mound and groove. The mound and groove each have a width linearly varied in the longitudinal direction thereof.
REFERENCES:
patent: 1133513 (1915-03-01), Thompson
patent: 2650943 (1953-09-01), Leuchs et al.
patent: 3014119 (1961-12-01), Jorgensen
patent: 3090086 (1963-05-01), Fata
patent: 4019298 (1977-04-01), Johnson
patent: 4659442 (1987-04-01), Naterstal et al.
Carpentry, Mechanics Magazine, May 1, 1824 (see FIG. No. 1 and 2).
Sasaki Yoshito
Takaishi Kunio
Loney Donald J.
Robinson Ellis P.
Toyo Carbon Co., Ltd.
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