DE88655C - - Google Patents
Info
- Publication number
- DE88655C DE88655C DENDAT88655D DE88655DA DE88655C DE 88655 C DE88655 C DE 88655C DE NDAT88655 D DENDAT88655 D DE NDAT88655D DE 88655D A DE88655D A DE 88655DA DE 88655 C DE88655 C DE 88655C
- Authority
- DE
- Germany
- Prior art keywords
- sleeve
- holder
- lead
- pencil
- spring
- 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.)
- Active
Links
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/04—Writing-core feeding mechanisms with the writing-cores brought into position by gravity
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE88655C true DE88655C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=360527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT88655D Active DE88655C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE88655C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2905147A (en) * | 1958-05-27 | 1959-09-22 | Frank T Johmann | Protraction-retraction mechanism for writing instruments |
| US2905146A (en) * | 1956-11-29 | 1959-09-22 | Frank T Johmann | Protraction-retraction mechanism for writing instruments |
| US2989032A (en) * | 1955-03-25 | 1961-06-20 | Frank T Johmann | Writing instrument, particularly of the ball point type |
| US3051132A (en) * | 1959-09-21 | 1962-08-28 | Frank Theodore Johmann | Protraction-retraction mechanism for writing instruments |
| US3079894A (en) * | 1959-12-14 | 1963-03-05 | Frank T Johmann | Instruments having a retractable member at both ends of said instrument |
| US3144005A (en) * | 1960-04-14 | 1964-08-11 | Frank T Johmann | Retraction-protraction mechanism for writing instruments |
| US3232278A (en) * | 1964-04-20 | 1966-02-01 | Frank T Johmann | Writing instrument |
| DE1214575B (de) * | 1956-09-25 | 1966-04-14 | Faber Castell A W | Kugelschreiber mit durch Aufdruecken auf eine Unterlage in die Ruhelage verschiebbarer Schreibmine |
| DE1215026B (de) * | 1957-03-19 | 1966-04-21 | Faber Castell A W | Druckkugelschreiber mit durch Druck auf das rueckwaertige Ende in die Schreibstellung und durch Druck auf die Schreibspitze in die Ruhestellung verschiebbarer Schreibmine |
-
0
- DE DENDAT88655D patent/DE88655C/de active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2989032A (en) * | 1955-03-25 | 1961-06-20 | Frank T Johmann | Writing instrument, particularly of the ball point type |
| DE1214575B (de) * | 1956-09-25 | 1966-04-14 | Faber Castell A W | Kugelschreiber mit durch Aufdruecken auf eine Unterlage in die Ruhelage verschiebbarer Schreibmine |
| US2905146A (en) * | 1956-11-29 | 1959-09-22 | Frank T Johmann | Protraction-retraction mechanism for writing instruments |
| DE1215026B (de) * | 1957-03-19 | 1966-04-21 | Faber Castell A W | Druckkugelschreiber mit durch Druck auf das rueckwaertige Ende in die Schreibstellung und durch Druck auf die Schreibspitze in die Ruhestellung verschiebbarer Schreibmine |
| US2905147A (en) * | 1958-05-27 | 1959-09-22 | Frank T Johmann | Protraction-retraction mechanism for writing instruments |
| US3051132A (en) * | 1959-09-21 | 1962-08-28 | Frank Theodore Johmann | Protraction-retraction mechanism for writing instruments |
| DE1259735B (de) * | 1959-09-21 | 1968-01-25 | Frank T Johmann | Schreibgeraet |
| US3079894A (en) * | 1959-12-14 | 1963-03-05 | Frank T Johmann | Instruments having a retractable member at both ends of said instrument |
| US3144005A (en) * | 1960-04-14 | 1964-08-11 | Frank T Johmann | Retraction-protraction mechanism for writing instruments |
| US3232278A (en) * | 1964-04-20 | 1966-02-01 | Frank T Johmann | Writing instrument |
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