Patent US1641409A successfully refreshed from Google Patents.
Patent US3560695A successfully refreshed from Google Patents.
← Back to Patent Explorer
US5201667A Expired / Lapsed US ⏱️ 0.0 years remaining

Branch circuit structure

Assignee: Yazaki Corp
•
Filing: 1991-06-24
•
Granted: 1993-04-13
•
Expires: 2011-06-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A branch circuit structure comprises, a housing including a plurality of juxtaposed terminal chambers, a plurality of metal terminals each having a wire connection portion and electrical contact portion, and inserted into the terminal chambers from one end of the terminal chambers, and a short-circuit member disposed into the other end of the terminal chambers, and having a plurality of contact portions to be connected to the metal terminals, respectively.

Inventors

  • 👤 Takayoshi Endo
  • 👤 Sakai Yagi
  • 👤 Masanori Tsuji
  • 👤 Kimihiro Abe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 03:19
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/46; H01R13/52; H01R13/5205; H01R31/00; H01R31/08

Claims Analysis

Total Claims: 30
Claim 1
Independent Claim 161 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers, said chambers being isolated from one another; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals respectively; a plurality of rubber plugs fixed to the wire connecting portion of each of said terminals to be fitted within each of said terminal chambers, respectively, such that each of said terminals is waterproofed, each of said plugs including a pressure receiving body for retaining said plugs within said chambers; and a rear holder adapted to be engaged with said housing at said one end, said rear holder abutting against each of said pressure receiving bodies to retain said bodies in place.
Claim 2
Dependent Claim 161 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers, said chambers being isolated from one another; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals respectively; a plurality of rubber plugs fixed to the wire connecting portion of each of said terminals to be fitted within each of said terminal chambers, respectively, such that each of said terminals is waterproofed, each of said plugs including a pressure receiving body for retaining said plugs within said chambers; and a rear holder adapted to be engaged with said housing at said one end, said rear holder abutting against each of said pressure receiving bodies to retain said bodies in place.
Claim 3
Dependent Claim 102 words
A branch circuit structure, comprising: a housing including a plurality of juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; and a short-circuit member insertable into the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and terminal insertion detecting means for detecting whether or not said terminal insertion is complete, at least a portion of said detecting means being disposed on said short circuit member.
Claim 4
Dependent Claim 102 words
A branch circuit structure, comprising: a housing including a plurality of juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; and a short-circuit member insertable into the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and terminal insertion detecting means for detecting whether or not said terminal insertion is complete, at least a portion of said detecting means being disposed on said short circuit member.
Claim 5
Dependent Claim 24 words
A branch circuit structure as claimed in claim 2, wherein said short circuit member is inserted into the other end of said terminal chambers.
Claim 6
Dependent Claim 35 words
A branch circuit structure as claimed in claim 2, wherein a rubber plug is firmly attached to an electric wire connecting portion of each of said terminal pieces to be fitted with said terminal chamber.
Claim 7
Dependent Claim 24 words
A branch circuit structure of claim 2, wherein when terminal insertion is not complete, said short-circuit member cannot be inserted into said other end.
Claim 8
Dependent Claim 25 words
A branch circuit structure as claimed in claim 2, wherein said short-circuit member includes a plug to be fitted with a receptacle of said housing.
Claim 9
Dependent Claim 16 words
A branch circuit structure as claimed in claim 6, wherein said plug is made of rubber.
Claim 10
Dependent Claim 80 words
A branch circuit structure as claimed in claim 2, wherein said detecting means includes: a cantilevered flexible support strip, provided with each of said receiving chambers and projecting from a wall surface of said terminal chamber, for forming a detection gap together with said wall surface, when said cantilevered flexible support strip is abutted against said terminal chamber; and insertion detecting bar, provided with said short circuit member, for detecting insertion of said terminal pieces advancing into said detection gaps.
Claim 11
Dependent Claim 27 words
A branch circuit structure as claimed in claim 8, wherein said insertion detecting bars are made of a material different from that of said short circuit member.
Claim 12
Dependent Claim 35 words
A branch circuit structure as claimed in claim 9, wherein said short circuit member secured to the other end of said terminal receiving chambers with a base of said short circuit member by insert molding.
Claim 13
Dependent Claim 126 words
A branch circuit structure, comprising: a housing including a plurality of juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; and a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and a plurality of rubber plugs fixed to the wire connecting portion of each of said terminal pieces to be fitted with each of said terminal chamber, respectively, wherein said short circuit member has at two rows, upper and lower, a plurality of said contact portions and a plurality of resilient stopping bars, respectively.
Claim 14
Dependent Claim 126 words
A branch circuit structure, comprising: a housing including a plurality of juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; and a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and a plurality of rubber plugs fixed to the wire connecting portion of each of said terminal pieces to be fitted with each of said terminal chamber, respectively, wherein said short circuit member has at two rows, upper and lower, a plurality of said contact portions and a plurality of resilient stopping bars, respectively.
Claim 15
Dependent Claim 20 words
A branch circuit structure as claimed in claim 11, further comprising: engaging means for engaging said chamber and said terminal.
Claim 16
Dependent Claim 46 words
A branch circuit structure as claimed in claim 12, wherein said engaging means includes: an engaging portion formed on each of said resilient stopping bars; and a stopping portion, formed on each of said electrical contact portion of said metal terminal, engaged with said engaging portion.
Claim 17
Dependent Claim 94 words
A branch circuit structure comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and lock means for locking said short circuit member with said metal terminal, said locking means being formed on said short-circuit member.
Claim 18
Dependent Claim 94 words
A branch circuit structure comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each having a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member disposed in the other end of said terminal chambers, and having a plurality of contact portions to be connected to said metal terminals, respectively; and lock means for locking said short circuit member with said metal terminal, said locking means being formed on said short-circuit member.
Claim 19
Dependent Claim 26 words
A branch circuit as claimed in claim 14, further comprising: a plurality of rubber plugs fixed to the wire connecting portion of each of said terminals.
Claim 20
Dependent Claim 29 words
A branch circuit as claimed in claim 14, wherein said short circuit member has two rows, upper and lower, a plurality of said contact portions and said lock means.
Claim 21
Dependent Claim 67 words
A branch circuit as claimed in claim 16, wherein said housing includes a cantilevered flexible support strip provided within each of said receiving chambers and projecting from said wall surface of each of said terminal chambers so as to be engageable with each of said metal terminals, wherein when said cantilevered flexible support strip engages said terminals, said lock means prevents the disengagement of said support strip.
Claim 22
Dependent Claim 97 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminals chambers; a short-circuit member including a base portion secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; and lock means for locking said short circuit member with said metal terminal, said locking means being formed on said short-circuit member.
Claim 23
Dependent Claim 97 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminals chambers; a short-circuit member including a base portion secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; and lock means for locking said short circuit member with said metal terminal, said locking means being formed on said short-circuit member.
Claim 24
Dependent Claim 27 words
A branch circuit as claimed in claim 18, wherein each said terminal has a lock portion directly engageable with said lock means provided with said short-circuit member.
Claim 25
Dependent Claim 29 words
A branch circuit as claimed in claim 18, wherein said short circuit member has two rows, upper and lower, a plurality of said contact portions and said lock means.
Claim 26
Dependent Claim 26 words
A branch circuit as claimed in claim 18, further comprising: a plurality of rubber plugs fixed to said wire connecting portion of each of said terminals.
Claim 27
Dependent Claim 129 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member including a base portion, fixedly secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; a plurality of rubber plugs respectively fixed to said wire connecting portion of each of said terminals such that each of said terminals is waterproofed; and a rear holder for locking said rubber plugs, and attendantly said terminals, in said housing, said rear holder being engageable with said housing at said one end.
Claim 28
Dependent Claim 129 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of metal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member including a base portion, fixedly secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; a plurality of rubber plugs respectively fixed to said wire connecting portion of each of said terminals such that each of said terminals is waterproofed; and a rear holder for locking said rubber plugs, and attendantly said terminals, in said housing, said rear holder being engageable with said housing at said one end.
Claim 29
Dependent Claim 101 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of meal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member including a base portion fixedly secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; and a waterproofed rear holder for locking said metal terminals in said chambers, said rear holder being engageable with the housing at said one end.
Claim 30
Dependent Claim 101 words
A branch circuit structure, comprising: a housing including a plurality of independent juxtaposed terminal chambers; a plurality of meal terminals each including a wire connection portion and an electrical contact portion, and being insertable into said terminal chambers from one end of said terminal chambers; a short-circuit member including a base portion fixedly secured to the other end of said receiving chambers, and a plurality of contact portions to be connected to said metal terminals, respectively; and a waterproofed rear holder for locking said metal terminals in said chambers, said rear holder being engageable with the housing at said one end.

References Cited (Backward Citations)

US4621883A Cited
US4591221A Cited
JPS61277180A Cited
US4735581A Cited
US4895533A Cited
US4952155A Cited
US4997390A Cited
US5000699A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1996-04-12 1996-10-12 1997-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2000-04-12 2000-10-12 2001-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2004-04-12 2004-10-12 2005-04-13 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag