US5528464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelf assembly of electronic apparatus
Assignee: Fujitsu Ltd
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Filing: 1994-07-26
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Granted: 1996-06-18
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Expires: 2014-07-26
Abstract
Abstract A shelf assembly which has realized an easy mounting of a back wiring board to a shelf. The shelf assembly comprises a shelf including a cross beam connecting a pair of side walls on a rear side thereof; and a back-board mounting frame including a pair of side plates each having a vertical guide groove, a first upper connection member and a second upper connection member for connecting the side plates, a first intermediate connection member and a second intermediate connection member for connecting the side plates, and a lower connection member for connecting the side plates. The shelf assembly further comprises a back wiring board inserted into the back-board mounting frame from above along the guide grooves formed in the side plates; and fixing means for fixing the back-board mounting frame to the shelf.
Inventors
- 👤 Akihiro Hamaguchi
- 👤 Hiroshi Uchiumi
- 👤 Masakazu Ikegawa
- 👤 Hisao Ohsone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:28
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/14; H05K7/1438; H05K7/1439
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
123 words
A shelf assembly comprising: a shelf including a pair of side walls, an upper member and a bottom member, and a cross beam for connecting said side walls on rear side thereof; a back-board mounting frame having a pair of side plates each having a vertical guide groove, a first upper connection member and a second upper connection member for connecting said side plates, a first intermediate connection member and a second intermediate connection member for connecting said side plates, and a lower connection member for connecting said side plates; a back wiring board inserted into said back-board mounting frame from above along said guide grooves formed in said side plates; and fixing means for fixing said back-board mounting frame to said shelf.
Claim 2
Dependent Claim
123 words
A shelf assembly comprising: a shelf including a pair of side walls, an upper member and a bottom member, and a cross beam for connecting said side walls on rear side thereof; a back-board mounting frame having a pair of side plates each having a vertical guide groove, a first upper connection member and a second upper connection member for connecting said side plates, a first intermediate connection member and a second intermediate connection member for connecting said side plates, and a lower connection member for connecting said side plates; a back wiring board inserted into said back-board mounting frame from above along said guide grooves formed in said side plates; and fixing means for fixing said back-board mounting frame to said shelf.
Claim 3
Dependent Claim
26 words
A shelf assembly according to claim 1, wherein each of said guide grooves of said back-board mounting frame is formed by upwardly press-punching said side plates.
Claim 4
Dependent Claim
128 words
A shelf assembly according to claim 1, wherein said fixing means comprises: a first mold member including an insert portion inserted in a first hole formed in said first intermediate connection member and a head larger than said first hole, and having an axial through-hole formed therein; a first insert nut including an insert portion inserted in said through-hole of said first mold member and a head larger than said first hole of said first intermediate connection member, and having an axial threaded hole formed therein; and a screw inserted in said first mold member and said first insert nut through a second hole formed in said second intermediate connection member and through a third hole formed in said back wiring board, and tightened to said cross beam.
Claim 5
Dependent Claim
89 words
A shelf assembly according to claim 3, wherein said fixing means further comprises: a second mold member including an insert portion inserted in said second hole formed in said second intermediate connection member and a head larger than said second hole, and having an axial through-hole formed therein; and a second insert nut including an insert portion inserted in said through-hole of said second mold member and a head larger than said second hole formed in said second intermediate connection member, and having an axial threaded hole formed therein.
Claim 6
Dependent Claim
141 words
A shelf assembly comprising: a first shelf including a pair of side walls, an upper member and a bottom member for connecting said side walls, and a shelf guide rail formed on said bottom member; a second shelf including a pair of side plates, an upper member and a bottom member each having a plurality of guide grooves and adapted to connect said side plates, and a back plate for connecting said side plates, each of said side plates having a vertical guide groove formed therein adjacent to said back plate, said second shelf being inserted in said first shelf along said shelf guide rail; a back wiring board inserted into said second shelf from above along said guide grooves formed in said side plates of said second shelf; and fixing means for fixing said second shelf to said first shelf.
Claim 7
Dependent Claim
141 words
A shelf assembly comprising: a first shelf including a pair of side walls, an upper member and a bottom member for connecting said side walls, and a shelf guide rail formed on said bottom member; a second shelf including a pair of side plates, an upper member and a bottom member each having a plurality of guide grooves and adapted to connect said side plates, and a back plate for connecting said side plates, each of said side plates having a vertical guide groove formed therein adjacent to said back plate, said second shelf being inserted in said first shelf along said shelf guide rail; a back wiring board inserted into said second shelf from above along said guide grooves formed in said side plates of said second shelf; and fixing means for fixing said second shelf to said first shelf.
Claim 8
Dependent Claim
47 words
A shelf assembly according to claim 5, wherein said fixing means comprises a pin projecting from said first shelf and adapted to fit in a hole formed in said back plate of said second shelf, and a screw for tightening said second shelf to said first shelf.
Claim 9
Dependent Claim
31 words
A shelf assembly according to claim 5, wherein said vertical guide grooves formed in each of said side plates of said second shelf are formed by upwardly press-punching said side plates.
References Cited (Backward Citations)
US5140501A
Cited
US5175536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-06-18 | 1999-12-18 | 2000-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-06-18 | 2003-12-18 | 2004-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-06-18 | 2007-12-18 | 2008-06-18 | $7700.00 | Window Closed / Lapsed |